diff --git a/authz/authz.go b/authz/authz.go
index e2ae4144..48a92a52 100644
--- a/authz/authz.go
+++ b/authz/authz.go
@@ -96,6 +96,7 @@ p, *, *, GET, /api/get-organization-names, *, *
 p, *, *, GET, /api/get-all-objects, *, *
 p, *, *, GET, /api/get-all-actions, *, *
 p, *, *, GET, /api/get-all-roles, *, *
+p, *, *, GET, /api/get-invitation-info, *, *
 `
 
 		sa := stringadapter.NewAdapter(ruleText)
diff --git a/controllers/account.go b/controllers/account.go
index 7538c501..7dde0493 100644
--- a/controllers/account.go
+++ b/controllers/account.go
@@ -227,7 +227,7 @@ func (c *ApiController) Signup() {
 
 	if invitation != nil {
 		invitation.UsedCount += 1
-		_, err := object.UpdateInvitation(invitation.GetId(), invitation)
+		_, err := object.UpdateInvitation(invitation.GetId(), invitation, c.GetAcceptLanguage())
 		if err != nil {
 			c.ResponseError(err.Error())
 			return
diff --git a/controllers/invitation.go b/controllers/invitation.go
index c4f65f9e..25743ca4 100644
--- a/controllers/invitation.go
+++ b/controllers/invitation.go
@@ -84,6 +84,32 @@ func (c *ApiController) GetInvitation() {
 	c.ResponseOk(invitation)
 }
 
+// GetInvitationCodeInfo
+// @Title GetInvitationCodeInfo
+// @Tag Invitation API
+// @Description get invitation code information
+// @Param   code     query    string  true        "Invitation code"
+// @Success 200 {object} object.Invitation The Response object
+// @router /get-invitation-info [get]
+func (c *ApiController) GetInvitationCodeInfo() {
+	code := c.Input().Get("code")
+	applicationId := c.Input().Get("applicationId")
+
+	application, err := object.GetApplication(applicationId)
+	if err != nil {
+		c.ResponseError(err.Error())
+		return
+	}
+
+	invitation, msg := object.GetInvitationByCode(code, application.Organization, c.GetAcceptLanguage())
+	if msg != "" {
+		c.ResponseError(msg)
+		return
+	}
+
+	c.ResponseOk(object.GetMaskedInvitation(invitation))
+}
+
 // UpdateInvitation
 // @Title UpdateInvitation
 // @Tag Invitation API
@@ -102,7 +128,7 @@ func (c *ApiController) UpdateInvitation() {
 		return
 	}
 
-	c.Data["json"] = wrapActionResponse(object.UpdateInvitation(id, &invitation))
+	c.Data["json"] = wrapActionResponse(object.UpdateInvitation(id, &invitation, c.GetAcceptLanguage()))
 	c.ServeJSON()
 }
 
@@ -121,7 +147,7 @@ func (c *ApiController) AddInvitation() {
 		return
 	}
 
-	c.Data["json"] = wrapActionResponse(object.AddInvitation(&invitation))
+	c.Data["json"] = wrapActionResponse(object.AddInvitation(&invitation, c.GetAcceptLanguage()))
 	c.ServeJSON()
 }
 
diff --git a/i18n/locales/ar/data.json b/i18n/locales/ar/data.json
index 3086b85c..8a4a8aab 100644
--- a/i18n/locales/ar/data.json
+++ b/i18n/locales/ar/data.json
@@ -30,6 +30,7 @@
   },
   "check": {
     "Affiliation cannot be blank": "Affiliation cannot be blank",
+    "Default code does not match the code's matching rules": "Default code does not match the code's matching rules",
     "DisplayName cannot be blank": "DisplayName cannot be blank",
     "DisplayName is not valid real name": "DisplayName is not valid real name",
     "Email already exists": "Email already exists",
diff --git a/i18n/locales/de/data.json b/i18n/locales/de/data.json
index 3f89c3c5..61346698 100644
--- a/i18n/locales/de/data.json
+++ b/i18n/locales/de/data.json
@@ -30,6 +30,7 @@
   },
   "check": {
     "Affiliation cannot be blank": "Zugehörigkeit darf nicht leer sein",
+    "Default code does not match the code's matching rules": "Default code does not match the code's matching rules",
     "DisplayName cannot be blank": "Anzeigename kann nicht leer sein",
     "DisplayName is not valid real name": "DisplayName ist kein gültiger Vorname",
     "Email already exists": "E-Mail existiert bereits",
diff --git a/i18n/locales/en/data.json b/i18n/locales/en/data.json
index 3086b85c..8a4a8aab 100644
--- a/i18n/locales/en/data.json
+++ b/i18n/locales/en/data.json
@@ -30,6 +30,7 @@
   },
   "check": {
     "Affiliation cannot be blank": "Affiliation cannot be blank",
+    "Default code does not match the code's matching rules": "Default code does not match the code's matching rules",
     "DisplayName cannot be blank": "DisplayName cannot be blank",
     "DisplayName is not valid real name": "DisplayName is not valid real name",
     "Email already exists": "Email already exists",
diff --git a/i18n/locales/es/data.json b/i18n/locales/es/data.json
index 42c13c9c..fc6096c0 100644
--- a/i18n/locales/es/data.json
+++ b/i18n/locales/es/data.json
@@ -30,6 +30,7 @@
   },
   "check": {
     "Affiliation cannot be blank": "Afiliación no puede estar en blanco",
+    "Default code does not match the code's matching rules": "Default code does not match the code's matching rules",
     "DisplayName cannot be blank": "El nombre de visualización no puede estar en blanco",
     "DisplayName is not valid real name": "El nombre de pantalla no es un nombre real válido",
     "Email already exists": "El correo electrónico ya existe",
diff --git a/i18n/locales/fa/data.json b/i18n/locales/fa/data.json
index 3086b85c..8a4a8aab 100644
--- a/i18n/locales/fa/data.json
+++ b/i18n/locales/fa/data.json
@@ -30,6 +30,7 @@
   },
   "check": {
     "Affiliation cannot be blank": "Affiliation cannot be blank",
+    "Default code does not match the code's matching rules": "Default code does not match the code's matching rules",
     "DisplayName cannot be blank": "DisplayName cannot be blank",
     "DisplayName is not valid real name": "DisplayName is not valid real name",
     "Email already exists": "Email already exists",
diff --git a/i18n/locales/fi/data.json b/i18n/locales/fi/data.json
index 3086b85c..8a4a8aab 100644
--- a/i18n/locales/fi/data.json
+++ b/i18n/locales/fi/data.json
@@ -30,6 +30,7 @@
   },
   "check": {
     "Affiliation cannot be blank": "Affiliation cannot be blank",
+    "Default code does not match the code's matching rules": "Default code does not match the code's matching rules",
     "DisplayName cannot be blank": "DisplayName cannot be blank",
     "DisplayName is not valid real name": "DisplayName is not valid real name",
     "Email already exists": "Email already exists",
diff --git a/i18n/locales/fr/data.json b/i18n/locales/fr/data.json
index 40d52fbb..626d4643 100644
--- a/i18n/locales/fr/data.json
+++ b/i18n/locales/fr/data.json
@@ -30,6 +30,7 @@
   },
   "check": {
     "Affiliation cannot be blank": "Affiliation ne peut pas être vide",
+    "Default code does not match the code's matching rules": "Default code does not match the code's matching rules",
     "DisplayName cannot be blank": "Le nom d'affichage ne peut pas être vide",
     "DisplayName is not valid real name": "DisplayName n'est pas un nom réel valide",
     "Email already exists": "E-mail déjà existant",
diff --git a/i18n/locales/he/data.json b/i18n/locales/he/data.json
index 3086b85c..8a4a8aab 100644
--- a/i18n/locales/he/data.json
+++ b/i18n/locales/he/data.json
@@ -30,6 +30,7 @@
   },
   "check": {
     "Affiliation cannot be blank": "Affiliation cannot be blank",
+    "Default code does not match the code's matching rules": "Default code does not match the code's matching rules",
     "DisplayName cannot be blank": "DisplayName cannot be blank",
     "DisplayName is not valid real name": "DisplayName is not valid real name",
     "Email already exists": "Email already exists",
diff --git a/i18n/locales/id/data.json b/i18n/locales/id/data.json
index b4d14892..73111cac 100644
--- a/i18n/locales/id/data.json
+++ b/i18n/locales/id/data.json
@@ -30,6 +30,7 @@
   },
   "check": {
     "Affiliation cannot be blank": "Keterkaitan tidak boleh kosong",
+    "Default code does not match the code's matching rules": "Default code does not match the code's matching rules",
     "DisplayName cannot be blank": "Nama Pengguna tidak boleh kosong",
     "DisplayName is not valid real name": "DisplayName bukanlah nama asli yang valid",
     "Email already exists": "Email sudah ada",
diff --git a/i18n/locales/it/data.json b/i18n/locales/it/data.json
index 3086b85c..8a4a8aab 100644
--- a/i18n/locales/it/data.json
+++ b/i18n/locales/it/data.json
@@ -30,6 +30,7 @@
   },
   "check": {
     "Affiliation cannot be blank": "Affiliation cannot be blank",
+    "Default code does not match the code's matching rules": "Default code does not match the code's matching rules",
     "DisplayName cannot be blank": "DisplayName cannot be blank",
     "DisplayName is not valid real name": "DisplayName is not valid real name",
     "Email already exists": "Email already exists",
diff --git a/i18n/locales/ja/data.json b/i18n/locales/ja/data.json
index fb105452..f4616226 100644
--- a/i18n/locales/ja/data.json
+++ b/i18n/locales/ja/data.json
@@ -30,6 +30,7 @@
   },
   "check": {
     "Affiliation cannot be blank": "所属は空白にできません",
+    "Default code does not match the code's matching rules": "Default code does not match the code's matching rules",
     "DisplayName cannot be blank": "表示名は空白にできません",
     "DisplayName is not valid real name": "表示名は有効な実名ではありません",
     "Email already exists": "メールは既に存在します",
diff --git a/i18n/locales/kk/data.json b/i18n/locales/kk/data.json
index 3086b85c..8a4a8aab 100644
--- a/i18n/locales/kk/data.json
+++ b/i18n/locales/kk/data.json
@@ -30,6 +30,7 @@
   },
   "check": {
     "Affiliation cannot be blank": "Affiliation cannot be blank",
+    "Default code does not match the code's matching rules": "Default code does not match the code's matching rules",
     "DisplayName cannot be blank": "DisplayName cannot be blank",
     "DisplayName is not valid real name": "DisplayName is not valid real name",
     "Email already exists": "Email already exists",
diff --git a/i18n/locales/ko/data.json b/i18n/locales/ko/data.json
index ed9e7b19..e9e0d6cd 100644
--- a/i18n/locales/ko/data.json
+++ b/i18n/locales/ko/data.json
@@ -30,6 +30,7 @@
   },
   "check": {
     "Affiliation cannot be blank": "소속은 비워 둘 수 없습니다",
+    "Default code does not match the code's matching rules": "Default code does not match the code's matching rules",
     "DisplayName cannot be blank": "DisplayName는 비어 있을 수 없습니다",
     "DisplayName is not valid real name": "DisplayName는 유효한 실제 이름이 아닙니다",
     "Email already exists": "이메일이 이미 존재합니다",
diff --git a/i18n/locales/ms/data.json b/i18n/locales/ms/data.json
index 3086b85c..8a4a8aab 100644
--- a/i18n/locales/ms/data.json
+++ b/i18n/locales/ms/data.json
@@ -30,6 +30,7 @@
   },
   "check": {
     "Affiliation cannot be blank": "Affiliation cannot be blank",
+    "Default code does not match the code's matching rules": "Default code does not match the code's matching rules",
     "DisplayName cannot be blank": "DisplayName cannot be blank",
     "DisplayName is not valid real name": "DisplayName is not valid real name",
     "Email already exists": "Email already exists",
diff --git a/i18n/locales/nl/data.json b/i18n/locales/nl/data.json
index 3086b85c..8a4a8aab 100644
--- a/i18n/locales/nl/data.json
+++ b/i18n/locales/nl/data.json
@@ -30,6 +30,7 @@
   },
   "check": {
     "Affiliation cannot be blank": "Affiliation cannot be blank",
+    "Default code does not match the code's matching rules": "Default code does not match the code's matching rules",
     "DisplayName cannot be blank": "DisplayName cannot be blank",
     "DisplayName is not valid real name": "DisplayName is not valid real name",
     "Email already exists": "Email already exists",
diff --git a/i18n/locales/pl/data.json b/i18n/locales/pl/data.json
index 3086b85c..8a4a8aab 100644
--- a/i18n/locales/pl/data.json
+++ b/i18n/locales/pl/data.json
@@ -30,6 +30,7 @@
   },
   "check": {
     "Affiliation cannot be blank": "Affiliation cannot be blank",
+    "Default code does not match the code's matching rules": "Default code does not match the code's matching rules",
     "DisplayName cannot be blank": "DisplayName cannot be blank",
     "DisplayName is not valid real name": "DisplayName is not valid real name",
     "Email already exists": "Email already exists",
diff --git a/i18n/locales/pt/data.json b/i18n/locales/pt/data.json
index 29a6e7a9..c4b00438 100644
--- a/i18n/locales/pt/data.json
+++ b/i18n/locales/pt/data.json
@@ -30,6 +30,7 @@
   },
   "check": {
     "Affiliation cannot be blank": "Affiliation cannot be blank",
+    "Default code does not match the code's matching rules": "Default code does not match the code's matching rules",
     "DisplayName cannot be blank": "DisplayName cannot be blank",
     "DisplayName is not valid real name": "DisplayName is not valid real name",
     "Email already exists": "Email already exists",
diff --git a/i18n/locales/ru/data.json b/i18n/locales/ru/data.json
index 058da3a5..ddd24ab3 100644
--- a/i18n/locales/ru/data.json
+++ b/i18n/locales/ru/data.json
@@ -30,6 +30,7 @@
   },
   "check": {
     "Affiliation cannot be blank": "Принадлежность не может быть пустым значением",
+    "Default code does not match the code's matching rules": "Default code does not match the code's matching rules",
     "DisplayName cannot be blank": "Имя отображения не может быть пустым",
     "DisplayName is not valid real name": "DisplayName не является действительным именем",
     "Email already exists": "Электронная почта уже существует",
diff --git a/i18n/locales/sv/data.json b/i18n/locales/sv/data.json
index 3086b85c..8a4a8aab 100644
--- a/i18n/locales/sv/data.json
+++ b/i18n/locales/sv/data.json
@@ -30,6 +30,7 @@
   },
   "check": {
     "Affiliation cannot be blank": "Affiliation cannot be blank",
+    "Default code does not match the code's matching rules": "Default code does not match the code's matching rules",
     "DisplayName cannot be blank": "DisplayName cannot be blank",
     "DisplayName is not valid real name": "DisplayName is not valid real name",
     "Email already exists": "Email already exists",
diff --git a/i18n/locales/tr/data.json b/i18n/locales/tr/data.json
index 7ce577db..05f589a8 100644
--- a/i18n/locales/tr/data.json
+++ b/i18n/locales/tr/data.json
@@ -30,6 +30,7 @@
   },
   "check": {
     "Affiliation cannot be blank": "Affiliation cannot be blank",
+    "Default code does not match the code's matching rules": "Default code does not match the code's matching rules",
     "DisplayName cannot be blank": "DisplayName cannot be blank",
     "DisplayName is not valid real name": "DisplayName is not valid real name",
     "Email already exists": "Email already exists",
diff --git a/i18n/locales/uk/data.json b/i18n/locales/uk/data.json
index 3086b85c..8a4a8aab 100644
--- a/i18n/locales/uk/data.json
+++ b/i18n/locales/uk/data.json
@@ -30,6 +30,7 @@
   },
   "check": {
     "Affiliation cannot be blank": "Affiliation cannot be blank",
+    "Default code does not match the code's matching rules": "Default code does not match the code's matching rules",
     "DisplayName cannot be blank": "DisplayName cannot be blank",
     "DisplayName is not valid real name": "DisplayName is not valid real name",
     "Email already exists": "Email already exists",
diff --git a/i18n/locales/vi/data.json b/i18n/locales/vi/data.json
index 6f4ac244..3c3c6072 100644
--- a/i18n/locales/vi/data.json
+++ b/i18n/locales/vi/data.json
@@ -30,6 +30,7 @@
   },
   "check": {
     "Affiliation cannot be blank": "Tình trạng liên kết không thể để trống",
+    "Default code does not match the code's matching rules": "Default code does not match the code's matching rules",
     "DisplayName cannot be blank": "Tên hiển thị không thể để trống",
     "DisplayName is not valid real name": "DisplayName không phải là tên thật hợp lệ",
     "Email already exists": "Email đã tồn tại",
diff --git a/i18n/locales/zh/data.json b/i18n/locales/zh/data.json
index 514512da..21a3408f 100644
--- a/i18n/locales/zh/data.json
+++ b/i18n/locales/zh/data.json
@@ -30,6 +30,7 @@
   },
   "check": {
     "Affiliation cannot be blank": "工作单位不可为空",
+    "Default code does not match the code's matching rules": "邀请码默认值和邀请码规则不匹配",
     "DisplayName cannot be blank": "显示名称不可为空",
     "DisplayName is not valid real name": "显示名称必须是真实姓名",
     "Email already exists": "该邮箱已存在",
diff --git a/object/check.go b/object/check.go
index b937c0d0..2fe97a3e 100644
--- a/object/check.go
+++ b/object/check.go
@@ -184,6 +184,15 @@ func CheckInvitationCode(application *Application, organization *Organization, a
 	}
 }
 
+func CheckInvitationDefaultCode(code string, defaultCode string, lang string) error {
+	if matched, err := util.IsInvitationCodeMatch(code, defaultCode); err != nil {
+		return err
+	} else if !matched {
+		return fmt.Errorf(i18n.Translate(lang, "check:Default code does not match the code's matching rules"))
+	}
+	return nil
+}
+
 func checkSigninErrorTimes(user *User, lang string) error {
 	failedSigninLimit, failedSigninFrozenTime, err := GetFailedSigninConfigByUser(user)
 	if err != nil {
diff --git a/object/invitation.go b/object/invitation.go
index f90f0466..57f4b0e8 100644
--- a/object/invitation.go
+++ b/object/invitation.go
@@ -40,6 +40,7 @@ type Invitation struct {
 	Phone       string `xorm:"varchar(100)" json:"phone"`
 
 	SignupGroup string `xorm:"varchar(100)" json:"signupGroup"`
+	DefaultCode string `xorm:"varchar(100)" json:"defaultCode"`
 
 	State string `xorm:"varchar(100)" json:"state"`
 }
@@ -93,7 +94,45 @@ func GetInvitation(id string) (*Invitation, error) {
 	return getInvitation(owner, name)
 }
 
-func UpdateInvitation(id string, invitation *Invitation) (bool, error) {
+func GetInvitationByCode(code string, organizationName string, lang string) (*Invitation, string) {
+	invitations, err := GetInvitations(organizationName)
+	if err != nil {
+		return nil, err.Error()
+	}
+	errMsg := ""
+	for _, invitation := range invitations {
+		if isValid, msg := invitation.SimpleCheckInvitationCode(code, lang); isValid {
+			return invitation, msg
+		} else if msg != "" && errMsg == "" {
+			errMsg = msg
+		}
+	}
+
+	if errMsg != "" {
+		return nil, errMsg
+	} else {
+		return nil, i18n.Translate(lang, "check:Invitation code is invalid")
+	}
+}
+
+func GetMaskedInvitation(invitation *Invitation) *Invitation {
+	if invitation == nil {
+		return nil
+	}
+
+	invitation.CreatedTime = ""
+	invitation.UpdatedTime = ""
+	invitation.Code = "***"
+	invitation.DefaultCode = "***"
+	invitation.IsRegexp = false
+	invitation.Quota = -1
+	invitation.UsedCount = -1
+	invitation.SignupGroup = ""
+
+	return invitation
+}
+
+func UpdateInvitation(id string, invitation *Invitation, lang string) (bool, error) {
 	owner, name := util.GetOwnerAndNameFromId(id)
 	if p, err := getInvitation(owner, name); err != nil {
 		return false, err
@@ -107,6 +146,11 @@ func UpdateInvitation(id string, invitation *Invitation) (bool, error) {
 		invitation.IsRegexp = isRegexp
 	}
 
+	err := CheckInvitationDefaultCode(invitation.Code, invitation.DefaultCode, lang)
+	if err != nil {
+		return false, err
+	}
+
 	affected, err := ormer.Engine.ID(core.PK{owner, name}).AllCols().Update(invitation)
 	if err != nil {
 		return false, err
@@ -115,13 +159,18 @@ func UpdateInvitation(id string, invitation *Invitation) (bool, error) {
 	return affected != 0, nil
 }
 
-func AddInvitation(invitation *Invitation) (bool, error) {
+func AddInvitation(invitation *Invitation, lang string) (bool, error) {
 	if isRegexp, err := util.IsRegexp(invitation.Code); err != nil {
 		return false, err
 	} else {
 		invitation.IsRegexp = isRegexp
 	}
 
+	err := CheckInvitationDefaultCode(invitation.Code, invitation.DefaultCode, lang)
+	if err != nil {
+		return false, err
+	}
+
 	affected, err := ormer.Engine.Insert(invitation)
 	if err != nil {
 		return false, err
@@ -147,7 +196,7 @@ func VerifyInvitation(id string) (payment *Payment, attachInfo map[string]interf
 	return nil, nil, fmt.Errorf("the invitation: %s does not exist", id)
 }
 
-func (invitation *Invitation) IsInvitationCodeValid(application *Application, invitationCode string, username string, email string, phone string, lang string) (bool, string) {
+func (invitation *Invitation) SimpleCheckInvitationCode(invitationCode string, lang string) (bool, string) {
 	if matched, err := util.IsInvitationCodeMatch(invitation.Code, invitationCode); err != nil {
 		return false, err.Error()
 	} else if !matched {
@@ -160,15 +209,6 @@ func (invitation *Invitation) IsInvitationCodeValid(application *Application, in
 	if invitation.UsedCount >= invitation.Quota {
 		return false, i18n.Translate(lang, "check:Invitation code exhausted")
 	}
-	if application.IsSignupItemRequired("Username") && invitation.Username != "" && invitation.Username != username {
-		return false, i18n.Translate(lang, "check:Please register using the username corresponding to the invitation code")
-	}
-	if application.IsSignupItemRequired("Email") && invitation.Email != "" && invitation.Email != email {
-		return false, i18n.Translate(lang, "check:Please register using the email corresponding to the invitation code")
-	}
-	if application.IsSignupItemRequired("Phone") && invitation.Phone != "" && invitation.Phone != phone {
-		return false, i18n.Translate(lang, "check:Please register using the phone  corresponding to the invitation code")
-	}
 
 	// Determine whether the invitation code is in the form of a regular expression other than pure numbers and letters
 	if invitation.IsRegexp {
@@ -179,3 +219,19 @@ func (invitation *Invitation) IsInvitationCodeValid(application *Application, in
 	}
 	return true, ""
 }
+
+func (invitation *Invitation) IsInvitationCodeValid(application *Application, invitationCode string, username string, email string, phone string, lang string) (bool, string) {
+	if isValid, msg := invitation.SimpleCheckInvitationCode(invitationCode, lang); !isValid {
+		return false, msg
+	}
+	if application.IsSignupItemRequired("Username") && invitation.Username != "" && invitation.Username != username {
+		return false, i18n.Translate(lang, "check:Please register using the username corresponding to the invitation code")
+	}
+	if application.IsSignupItemRequired("Email") && invitation.Email != "" && invitation.Email != email {
+		return false, i18n.Translate(lang, "check:Please register using the email corresponding to the invitation code")
+	}
+	if application.IsSignupItemRequired("Phone") && invitation.Phone != "" && invitation.Phone != phone {
+		return false, i18n.Translate(lang, "check:Please register using the phone  corresponding to the invitation code")
+	}
+	return true, ""
+}
diff --git a/routers/router.go b/routers/router.go
index dbf8658c..ba228c68 100644
--- a/routers/router.go
+++ b/routers/router.go
@@ -94,6 +94,7 @@ func initAPI() {
 
 	beego.Router("/api/get-invitations", &controllers.ApiController{}, "GET:GetInvitations")
 	beego.Router("/api/get-invitation", &controllers.ApiController{}, "GET:GetInvitation")
+	beego.Router("/api/get-invitation-info", &controllers.ApiController{}, "GET:GetInvitationCodeInfo")
 	beego.Router("/api/update-invitation", &controllers.ApiController{}, "POST:UpdateInvitation")
 	beego.Router("/api/add-invitation", &controllers.ApiController{}, "POST:AddInvitation")
 	beego.Router("/api/delete-invitation", &controllers.ApiController{}, "POST:DeleteInvitation")
diff --git a/web/src/InvitationEditPage.js b/web/src/InvitationEditPage.js
index 7aa8510d..7889ff72 100644
--- a/web/src/InvitationEditPage.js
+++ b/web/src/InvitationEditPage.js
@@ -19,6 +19,7 @@ import * as OrganizationBackend from "./backend/OrganizationBackend";
 import * as ApplicationBackend from "./backend/ApplicationBackend";
 import * as Setting from "./Setting";
 import i18next from "i18next";
+import copy from "copy-to-clipboard";
 
 const {Option} = Select;
 
@@ -99,6 +100,18 @@ class InvitationEditPage extends React.Component {
           {this.state.mode === "add" ? i18next.t("invitation:New Invitation") : i18next.t("invitation:Edit Invitation")}    
           <Button onClick={() => this.submitInvitationEdit(false)}>{i18next.t("general:Save")}</Button>
           <Button style={{marginLeft: "20px"}} type="primary" onClick={() => this.submitInvitationEdit(true)}>{i18next.t("general:Save & Exit")}</Button>
+          <Button style={{marginLeft: "20px"}} onClick={() => {
+            let defaultApplication;
+            if (this.state.invitation.owner === "built-in") {
+              defaultApplication = "app-built-in";
+            } else {
+              defaultApplication = Setting.getArrayItem(this.state.organizations, "name", this.state.invitation.owner).defaultApplication;
+            }
+            copy(`${window.location.origin}/signup/${defaultApplication}?invitationCode=${this.state.invitation?.defaultCode}`);
+            Setting.showMessage("success", i18next.t("general:Copied to clipboard successfully"));
+          }}>
+            {i18next.t("application:Copy signup page URL")}
+          </Button>
           {this.state.mode === "add" ? <Button style={{marginLeft: "20px"}} onClick={() => this.deleteInvitation()}>{i18next.t("general:Cancel")}</Button> : null}
         </div>
       } style={(Setting.isMobile()) ? {margin: "5px"} : {}} type="inner">
@@ -140,10 +153,24 @@ class InvitationEditPage extends React.Component {
           </Col>
           <Col span={22} >
             <Input value={this.state.invitation.code} onChange={e => {
+              const regex = /[^a-zA-Z0-9]/;
+              if (!regex.test(e.target.value)) {
+                this.updateInvitationField("defaultCode", e.target.value);
+              }
               this.updateInvitationField("code", e.target.value);
             }} />
           </Col>
         </Row>
+        <Row style={{marginTop: "20px"}} >
+          <Col style={{marginTop: "5px"}} span={(Setting.isMobile()) ? 22 : 2}>
+            {Setting.getLabel(i18next.t("invitation:Default code"), i18next.t("invitation:Default code - Tooltip"))} :
+          </Col>
+          <Col span={22} >
+            <Input value={this.state.invitation.defaultCode} onChange={e => {
+              this.updateInvitationField("defaultCode", e.target.value);
+            }} />
+          </Col>
+        </Row>
         <Row style={{marginTop: "20px"}} >
           <Col style={{marginTop: "5px"}} span={(Setting.isMobile()) ? 22 : 2}>
             {Setting.getLabel(i18next.t("invitation:Quota"), i18next.t("invitation:Quota - Tooltip"))} :
@@ -274,6 +301,18 @@ class InvitationEditPage extends React.Component {
         <div style={{marginTop: "20px", marginLeft: "40px"}}>
           <Button size="large" onClick={() => this.submitInvitationEdit(false)}>{i18next.t("general:Save")}</Button>
           <Button style={{marginLeft: "20px"}} type="primary" size="large" onClick={() => this.submitInvitationEdit(true)}>{i18next.t("general:Save & Exit")}</Button>
+          <Button style={{marginLeft: "20px"}} size="large" onClick={() => {
+            let defaultApplication;
+            if (this.state.invitation.owner === "built-in") {
+              defaultApplication = "app-built-in";
+            } else {
+              defaultApplication = Setting.getArrayItem(this.state.organizations, "name", this.state.invitation.owner).defaultApplication;
+            }
+            copy(`${window.location.origin}/signup/${defaultApplication}?invitationCode=${this.state.invitation?.defaultCode}`);
+            Setting.showMessage("success", i18next.t("general:Copied to clipboard successfully"));
+          }}>
+            {i18next.t("application:Copy signup page URL")}
+          </Button>
           {this.state.mode === "add" ? <Button style={{marginLeft: "20px"}} size="large" onClick={() => this.deleteInvitation()}>{i18next.t("general:Cancel")}</Button> : null}
         </div>
       </div>
diff --git a/web/src/InvitationListPage.js b/web/src/InvitationListPage.js
index 3d67a892..59ff9790 100644
--- a/web/src/InvitationListPage.js
+++ b/web/src/InvitationListPage.js
@@ -22,19 +22,20 @@ import * as InvitationBackend from "./backend/InvitationBackend";
 import i18next from "i18next";
 import BaseListPage from "./BaseListPage";
 import PopconfirmModal from "./common/modal/PopconfirmModal";
-import copy from "copy-to-clipboard";
 
 class InvitationListPage extends BaseListPage {
   newInvitation() {
     const randomName = Setting.getRandomName();
     const owner = Setting.getRequestOrganization(this.props.account);
+    const code = Math.random().toString(36).slice(-10);
     return {
       owner: owner,
       name: `invitation_${randomName}`,
       createdTime: moment().format(),
       updatedTime: moment().format(),
       displayName: `New Invitation - ${randomName}`,
-      code: Math.random().toString(36).slice(-10),
+      code: code,
+      defaultCode: code,
       quota: 1,
       usedCount: 0,
       application: "All",
@@ -225,17 +226,11 @@ class InvitationListPage extends BaseListPage {
         title: i18next.t("general:Action"),
         dataIndex: "",
         key: "op",
-        width: "350px",
+        width: "180px",
         fixed: (Setting.isMobile()) ? "false" : "right",
         render: (text, record, index) => {
           return (
             <div>
-              <Button style={{marginTop: "10px", marginBottom: "10px", marginRight: "10px"}} onClick={() => {
-                copy(`${window.location.origin}/login/${record.owner}?invitation_code=${record.code}`);
-                Setting.showMessage("success", i18next.t("general:Copied to clipboard successfully"));
-              }}>
-                {i18next.t("application:Copy signup page URL")}
-              </Button>
               <Button style={{marginTop: "10px", marginBottom: "10px", marginRight: "10px"}} type="primary" onClick={() => this.props.history.push(`/invitations/${record.owner}/${record.name}`)}>{i18next.t("general:Edit")}</Button>
               <PopconfirmModal
                 title={i18next.t("general:Sure to delete") + `: ${record.name} ?`}
diff --git a/web/src/auth/SignupPage.js b/web/src/auth/SignupPage.js
index 98cb7843..ee2b233e 100644
--- a/web/src/auth/SignupPage.js
+++ b/web/src/auth/SignupPage.js
@@ -29,6 +29,7 @@ import LanguageSelect from "../common/select/LanguageSelect";
 import {withRouter} from "react-router-dom";
 import {CountryCodeSelect} from "../common/select/CountryCodeSelect";
 import * as PasswordChecker from "../common/PasswordChecker";
+import * as InvitationBackend from "../backend/InvitationBackend";
 
 const formItemLayout = {
   labelCol: {
@@ -93,6 +94,15 @@ class SignupPage extends React.Component {
     if (this.getApplicationObj() === undefined) {
       if (this.state.applicationName !== null) {
         this.getApplication(this.state.applicationName);
+
+        const sp = new URLSearchParams(window.location.search);
+        if (sp.has("invitationCode")) {
+          const invitationCode = sp.get("invitationCode");
+          this.setState({invitationCode: invitationCode});
+          if (invitationCode !== "") {
+            this.getInvitationCodeInfo(invitationCode, "admin/" + this.state.applicationName);
+          }
+        }
       } else if (oAuthParams !== null) {
         this.getApplicationLogin(oAuthParams);
       } else {
@@ -133,6 +143,17 @@ class SignupPage extends React.Component {
       });
   }
 
+  getInvitationCodeInfo(invitationCode, application) {
+    InvitationBackend.getInvitationCodeInfo(invitationCode, application)
+      .then((res) => {
+        if (res.status === "error") {
+          Setting.showMessage("error", res.msg);
+          return;
+        }
+        this.setState({invitation: res.data});
+      });
+  }
+
   getResultPath(application, signupParams) {
     if (signupParams?.plan && signupParams?.pricing) {
       // the prompt page needs the user to be signed in, so for paid-user sign up, just go to buy-plan page
@@ -235,7 +256,7 @@ class SignupPage extends React.Component {
             },
           ]}
         >
-          <Input placeholder={signupItem.placeholder} />
+          <Input placeholder={signupItem.placeholder} disabled={this.state.invitation !== undefined && this.state.invitation.username !== ""} />
         </Form.Item>
       );
     } else if (signupItem.name === "Display name") {
@@ -363,7 +384,7 @@ class SignupPage extends React.Component {
               },
             ]}
           >
-            <Input placeholder={signupItem.placeholder} onChange={e => this.setState({email: e.target.value})} />
+            <Input placeholder={signupItem.placeholder} disabled={this.state.invitation !== undefined && this.state.invitation.email !== ""} onChange={e => this.setState({email: e.target.value})} />
           </Form.Item>
           {
             signupItem.rule !== "No verification" &&
@@ -434,6 +455,7 @@ class SignupPage extends React.Component {
                 <Input
                   placeholder={signupItem.placeholder}
                   style={{width: "65%"}}
+                  disabled={this.state.invitation !== undefined && this.state.invitation.phone !== ""}
                   onChange={e => this.setState({phone: e.target.value})}
                 />
               </Form.Item>
@@ -524,7 +546,7 @@ class SignupPage extends React.Component {
             },
           ]}
         >
-          <Input placeholder={signupItem.placeholder} />
+          <Input placeholder={signupItem.placeholder} disabled={this.state.invitation !== undefined && this.state.invitation !== ""} />
         </Form.Item>
       );
     } else if (signupItem.name === "Agreement") {
@@ -554,6 +576,20 @@ class SignupPage extends React.Component {
         </Result>
       );
     }
+    if (this.state.invitation !== undefined) {
+      if (this.state.invitation.username !== "") {
+        this.form.current?.setFieldValue("username", this.state.invitation.username);
+      }
+      if (this.state.invitation.email !== "") {
+        this.form.current?.setFieldValue("email", this.state.invitation.email);
+      }
+      if (this.state.invitation.phone !== "") {
+        this.form.current?.setFieldValue("phone", this.state.invitation.phone);
+      }
+      if (this.state.invitationCode !== "") {
+        this.form.current?.setFieldValue("invitationCode", this.state.invitationCode);
+      }
+    }
     return (
       <Form
         {...formItemLayout}
diff --git a/web/src/backend/InvitationBackend.js b/web/src/backend/InvitationBackend.js
index 7394e0bf..9a8771a3 100644
--- a/web/src/backend/InvitationBackend.js
+++ b/web/src/backend/InvitationBackend.js
@@ -34,6 +34,16 @@ export function getInvitation(owner, name) {
   }).then(res => res.json());
 }
 
+export function getInvitationCodeInfo(code, applicationName) {
+  return fetch(`${Setting.ServerUrl}/api/get-invitation-info?code=${code}&applicationId=${encodeURIComponent(applicationName)}`, {
+    method: "GET",
+    credentials: "include",
+    headers: {
+      "Accept-Language": Setting.getAcceptLanguage(),
+    },
+  }).then(res => res.json());
+}
+
 export function updateInvitation(owner, name, invitation) {
   const newInvitation = Setting.deepCopy(invitation);
   return fetch(`${Setting.ServerUrl}/api/update-invitation?id=${owner}/${encodeURIComponent(name)}`, {
diff --git a/web/src/locales/ar/data.json b/web/src/locales/ar/data.json
index db75d74d..c7a68ddf 100644
--- a/web/src/locales/ar/data.json
+++ b/web/src/locales/ar/data.json
@@ -388,6 +388,8 @@
   "invitation": {
     "Code": "Code",
     "Code - Tooltip": "Code - Tooltip",
+    "Default code": "Default code",
+    "Default code - Tooltip": "When the invitation code is a regular expression, please enter the invitation code that matches the regular expression rule as the default invitation code for the invitation link",
     "Edit Invitation": "Edit Invitation",
     "New Invitation": "New Invitation",
     "Quota": "Quota",
diff --git a/web/src/locales/de/data.json b/web/src/locales/de/data.json
index 1d6c2e0a..98e7f6f8 100644
--- a/web/src/locales/de/data.json
+++ b/web/src/locales/de/data.json
@@ -388,6 +388,8 @@
   "invitation": {
     "Code": "Code",
     "Code - Tooltip": "Code - Tooltip",
+    "Default code": "Default code",
+    "Default code - Tooltip": "When the invitation code is a regular expression, please enter the invitation code that matches the regular expression rule as the default invitation code for the invitation link",
     "Edit Invitation": "Edit Invitation",
     "New Invitation": "New Invitation",
     "Quota": "Quota",
diff --git a/web/src/locales/en/data.json b/web/src/locales/en/data.json
index d4dd6cfe..ca15f5c3 100644
--- a/web/src/locales/en/data.json
+++ b/web/src/locales/en/data.json
@@ -390,6 +390,8 @@
   "invitation": {
     "Code": "Code",
     "Code - Tooltip": "Can be a single string as an invitation code, or a regular expression. All strings matching the regular expression are valid invitation codes",
+    "Default code": "Default code",
+    "Default code - Tooltip": "When the invitation code is a regular expression, please enter the invitation code that matches the regular expression rule as the default invitation code for the invitation link",
     "Edit Invitation": "Edit Invitation",
     "New Invitation": "New Invitation",
     "Quota": "Quota",
diff --git a/web/src/locales/es/data.json b/web/src/locales/es/data.json
index 763a9392..6cd63c57 100644
--- a/web/src/locales/es/data.json
+++ b/web/src/locales/es/data.json
@@ -388,6 +388,8 @@
   "invitation": {
     "Code": "Code",
     "Code - Tooltip": "Code - Tooltip",
+    "Default code": "Default code",
+    "Default code - Tooltip": "When the invitation code is a regular expression, please enter the invitation code that matches the regular expression rule as the default invitation code for the invitation link",
     "Edit Invitation": "Edit Invitation",
     "New Invitation": "New Invitation",
     "Quota": "Quota",
diff --git a/web/src/locales/fa/data.json b/web/src/locales/fa/data.json
index 4b1e9a24..dd43f72c 100644
--- a/web/src/locales/fa/data.json
+++ b/web/src/locales/fa/data.json
@@ -388,6 +388,8 @@
   "invitation": {
     "Code": "Code",
     "Code - Tooltip": "Code - Tooltip",
+    "Default code": "Default code",
+    "Default code - Tooltip": "When the invitation code is a regular expression, please enter the invitation code that matches the regular expression rule as the default invitation code for the invitation link",
     "Edit Invitation": "Edit Invitation",
     "New Invitation": "New Invitation",
     "Quota": "Quota",
diff --git a/web/src/locales/fi/data.json b/web/src/locales/fi/data.json
index db75d74d..c7a68ddf 100644
--- a/web/src/locales/fi/data.json
+++ b/web/src/locales/fi/data.json
@@ -388,6 +388,8 @@
   "invitation": {
     "Code": "Code",
     "Code - Tooltip": "Code - Tooltip",
+    "Default code": "Default code",
+    "Default code - Tooltip": "When the invitation code is a regular expression, please enter the invitation code that matches the regular expression rule as the default invitation code for the invitation link",
     "Edit Invitation": "Edit Invitation",
     "New Invitation": "New Invitation",
     "Quota": "Quota",
diff --git a/web/src/locales/fr/data.json b/web/src/locales/fr/data.json
index 4f3b7303..31f1dfc1 100644
--- a/web/src/locales/fr/data.json
+++ b/web/src/locales/fr/data.json
@@ -388,6 +388,8 @@
   "invitation": {
     "Code": "Code",
     "Code - Tooltip": "Code - Tooltip",
+    "Default code": "Default code",
+    "Default code - Tooltip": "When the invitation code is a regular expression, please enter the invitation code that matches the regular expression rule as the default invitation code for the invitation link",
     "Edit Invitation": "Edit Invitation",
     "New Invitation": "New Invitation",
     "Quota": "Quota",
diff --git a/web/src/locales/he/data.json b/web/src/locales/he/data.json
index db75d74d..c7a68ddf 100644
--- a/web/src/locales/he/data.json
+++ b/web/src/locales/he/data.json
@@ -388,6 +388,8 @@
   "invitation": {
     "Code": "Code",
     "Code - Tooltip": "Code - Tooltip",
+    "Default code": "Default code",
+    "Default code - Tooltip": "When the invitation code is a regular expression, please enter the invitation code that matches the regular expression rule as the default invitation code for the invitation link",
     "Edit Invitation": "Edit Invitation",
     "New Invitation": "New Invitation",
     "Quota": "Quota",
diff --git a/web/src/locales/id/data.json b/web/src/locales/id/data.json
index 2fad5670..75b5ca9e 100644
--- a/web/src/locales/id/data.json
+++ b/web/src/locales/id/data.json
@@ -388,6 +388,8 @@
   "invitation": {
     "Code": "Code",
     "Code - Tooltip": "Code - Tooltip",
+    "Default code": "Default code",
+    "Default code - Tooltip": "When the invitation code is a regular expression, please enter the invitation code that matches the regular expression rule as the default invitation code for the invitation link",
     "Edit Invitation": "Edit Invitation",
     "New Invitation": "New Invitation",
     "Quota": "Quota",
diff --git a/web/src/locales/it/data.json b/web/src/locales/it/data.json
index 836b6e2e..ac4505f1 100644
--- a/web/src/locales/it/data.json
+++ b/web/src/locales/it/data.json
@@ -388,6 +388,8 @@
   "invitation": {
     "Code": "Code",
     "Code - Tooltip": "Code - Tooltip",
+    "Default code": "Default code",
+    "Default code - Tooltip": "When the invitation code is a regular expression, please enter the invitation code that matches the regular expression rule as the default invitation code for the invitation link",
     "Edit Invitation": "Edit Invitation",
     "New Invitation": "New Invitation",
     "Quota": "Quota",
diff --git a/web/src/locales/ja/data.json b/web/src/locales/ja/data.json
index 1b80c6dc..82566161 100644
--- a/web/src/locales/ja/data.json
+++ b/web/src/locales/ja/data.json
@@ -388,6 +388,8 @@
   "invitation": {
     "Code": "Code",
     "Code - Tooltip": "Code - Tooltip",
+    "Default code": "Default code",
+    "Default code - Tooltip": "When the invitation code is a regular expression, please enter the invitation code that matches the regular expression rule as the default invitation code for the invitation link",
     "Edit Invitation": "Edit Invitation",
     "New Invitation": "New Invitation",
     "Quota": "Quota",
diff --git a/web/src/locales/kk/data.json b/web/src/locales/kk/data.json
index db75d74d..c7a68ddf 100644
--- a/web/src/locales/kk/data.json
+++ b/web/src/locales/kk/data.json
@@ -388,6 +388,8 @@
   "invitation": {
     "Code": "Code",
     "Code - Tooltip": "Code - Tooltip",
+    "Default code": "Default code",
+    "Default code - Tooltip": "When the invitation code is a regular expression, please enter the invitation code that matches the regular expression rule as the default invitation code for the invitation link",
     "Edit Invitation": "Edit Invitation",
     "New Invitation": "New Invitation",
     "Quota": "Quota",
diff --git a/web/src/locales/ko/data.json b/web/src/locales/ko/data.json
index c74afb02..23ce6510 100644
--- a/web/src/locales/ko/data.json
+++ b/web/src/locales/ko/data.json
@@ -388,6 +388,8 @@
   "invitation": {
     "Code": "Code",
     "Code - Tooltip": "Code - Tooltip",
+    "Default code": "Default code",
+    "Default code - Tooltip": "When the invitation code is a regular expression, please enter the invitation code that matches the regular expression rule as the default invitation code for the invitation link",
     "Edit Invitation": "Edit Invitation",
     "New Invitation": "New Invitation",
     "Quota": "Quota",
diff --git a/web/src/locales/ms/data.json b/web/src/locales/ms/data.json
index db75d74d..c7a68ddf 100644
--- a/web/src/locales/ms/data.json
+++ b/web/src/locales/ms/data.json
@@ -388,6 +388,8 @@
   "invitation": {
     "Code": "Code",
     "Code - Tooltip": "Code - Tooltip",
+    "Default code": "Default code",
+    "Default code - Tooltip": "When the invitation code is a regular expression, please enter the invitation code that matches the regular expression rule as the default invitation code for the invitation link",
     "Edit Invitation": "Edit Invitation",
     "New Invitation": "New Invitation",
     "Quota": "Quota",
diff --git a/web/src/locales/nl/data.json b/web/src/locales/nl/data.json
index db75d74d..c7a68ddf 100644
--- a/web/src/locales/nl/data.json
+++ b/web/src/locales/nl/data.json
@@ -388,6 +388,8 @@
   "invitation": {
     "Code": "Code",
     "Code - Tooltip": "Code - Tooltip",
+    "Default code": "Default code",
+    "Default code - Tooltip": "When the invitation code is a regular expression, please enter the invitation code that matches the regular expression rule as the default invitation code for the invitation link",
     "Edit Invitation": "Edit Invitation",
     "New Invitation": "New Invitation",
     "Quota": "Quota",
diff --git a/web/src/locales/pl/data.json b/web/src/locales/pl/data.json
index db75d74d..c7a68ddf 100644
--- a/web/src/locales/pl/data.json
+++ b/web/src/locales/pl/data.json
@@ -388,6 +388,8 @@
   "invitation": {
     "Code": "Code",
     "Code - Tooltip": "Code - Tooltip",
+    "Default code": "Default code",
+    "Default code - Tooltip": "When the invitation code is a regular expression, please enter the invitation code that matches the regular expression rule as the default invitation code for the invitation link",
     "Edit Invitation": "Edit Invitation",
     "New Invitation": "New Invitation",
     "Quota": "Quota",
diff --git a/web/src/locales/pt/data.json b/web/src/locales/pt/data.json
index aeea946c..ab554381 100644
--- a/web/src/locales/pt/data.json
+++ b/web/src/locales/pt/data.json
@@ -388,6 +388,8 @@
   "invitation": {
     "Code": "Code",
     "Code - Tooltip": "Code - Tooltip",
+    "Default code": "Default code",
+    "Default code - Tooltip": "When the invitation code is a regular expression, please enter the invitation code that matches the regular expression rule as the default invitation code for the invitation link",
     "Edit Invitation": "Edit Invitation",
     "New Invitation": "New Invitation",
     "Quota": "Quota",
diff --git a/web/src/locales/ru/data.json b/web/src/locales/ru/data.json
index 3b07c37d..321a2938 100644
--- a/web/src/locales/ru/data.json
+++ b/web/src/locales/ru/data.json
@@ -388,6 +388,8 @@
   "invitation": {
     "Code": "Code",
     "Code - Tooltip": "Code - Tooltip",
+    "Default code": "Default code",
+    "Default code - Tooltip": "When the invitation code is a regular expression, please enter the invitation code that matches the regular expression rule as the default invitation code for the invitation link",
     "Edit Invitation": "Edit Invitation",
     "New Invitation": "New Invitation",
     "Quota": "Quota",
diff --git a/web/src/locales/sv/data.json b/web/src/locales/sv/data.json
index db75d74d..c7a68ddf 100644
--- a/web/src/locales/sv/data.json
+++ b/web/src/locales/sv/data.json
@@ -388,6 +388,8 @@
   "invitation": {
     "Code": "Code",
     "Code - Tooltip": "Code - Tooltip",
+    "Default code": "Default code",
+    "Default code - Tooltip": "When the invitation code is a regular expression, please enter the invitation code that matches the regular expression rule as the default invitation code for the invitation link",
     "Edit Invitation": "Edit Invitation",
     "New Invitation": "New Invitation",
     "Quota": "Quota",
diff --git a/web/src/locales/tr/data.json b/web/src/locales/tr/data.json
index 4ffd5540..8d94718b 100644
--- a/web/src/locales/tr/data.json
+++ b/web/src/locales/tr/data.json
@@ -388,6 +388,8 @@
   "invitation": {
     "Code": "Code",
     "Code - Tooltip": "Code - Tooltip",
+    "Default code": "Default code",
+    "Default code - Tooltip": "When the invitation code is a regular expression, please enter the invitation code that matches the regular expression rule as the default invitation code for the invitation link",
     "Edit Invitation": "Edit Invitation",
     "New Invitation": "New Invitation",
     "Quota": "Quota",
diff --git a/web/src/locales/uk/data.json b/web/src/locales/uk/data.json
index db75d74d..c7a68ddf 100644
--- a/web/src/locales/uk/data.json
+++ b/web/src/locales/uk/data.json
@@ -388,6 +388,8 @@
   "invitation": {
     "Code": "Code",
     "Code - Tooltip": "Code - Tooltip",
+    "Default code": "Default code",
+    "Default code - Tooltip": "When the invitation code is a regular expression, please enter the invitation code that matches the regular expression rule as the default invitation code for the invitation link",
     "Edit Invitation": "Edit Invitation",
     "New Invitation": "New Invitation",
     "Quota": "Quota",
diff --git a/web/src/locales/vi/data.json b/web/src/locales/vi/data.json
index 0a59cfc4..68e20a81 100644
--- a/web/src/locales/vi/data.json
+++ b/web/src/locales/vi/data.json
@@ -388,6 +388,8 @@
   "invitation": {
     "Code": "Code",
     "Code - Tooltip": "Code - Tooltip",
+    "Default code": "Default code",
+    "Default code - Tooltip": "When the invitation code is a regular expression, please enter the invitation code that matches the regular expression rule as the default invitation code for the invitation link",
     "Edit Invitation": "Edit Invitation",
     "New Invitation": "New Invitation",
     "Quota": "Quota",
diff --git a/web/src/locales/zh/data.json b/web/src/locales/zh/data.json
index 288c76d6..59c9ad77 100644
--- a/web/src/locales/zh/data.json
+++ b/web/src/locales/zh/data.json
@@ -390,6 +390,8 @@
   "invitation": {
     "Code": "邀请码",
     "Code - Tooltip": "可以是一个单独的字符串作为邀请码，也可以是正则表达式，所有符合正则表达式的字符串都是合法的邀请码",
+    "Default code": "默认邀请码",
+    "Default code - Tooltip": "当邀请码为正则表达式时，请输入符合正则表达式规则的邀请码作为邀请链接的默认邀请码",
     "Edit Invitation": "编辑邀请码",
     "New Invitation": "新建邀请码",
     "Quota": "配额",