diff --git a/internal/app/api/v1/social.go b/internal/app/api/v1/social.go
index 68293ac..3536788 100644
--- a/internal/app/api/v1/social.go
+++ b/internal/app/api/v1/social.go
@@ -194,3 +194,22 @@ func ConfirmBindChange(c *gin.Context) {
 		Ok(c)
 	}
 }
+
+// CancelBindChange 取消绑定变更
+func CancelBindChange(c *gin.Context) {
+	var r request.CancelBindChangeRequest
+	if err := c.ShouldBindJSON(&r); err != nil {
+		FailWithMessage(GetMessage(c, "ParameterError"), c)
+		return
+	}
+	address := c.GetString("address")
+	if address == "" {
+		Fail(c)
+		return
+	}
+	if err := srv.CancelBindChange(address, r.Type); err != nil {
+		FailWithMessage(GetMessage(c, err.Error()), c)
+	} else {
+		Ok(c)
+	}
+}
diff --git a/internal/app/api/v2/quest.go b/internal/app/api/v2/quest.go
index ddc268b..759f7ff 100644
--- a/internal/app/api/v2/quest.go
+++ b/internal/app/api/v2/quest.go
@@ -13,7 +13,7 @@ func AddQuestV2(c *gin.Context) {
 	}
 	address := c.GetString("address")
 	if list, err := srv.AddQuestV2(address, add); err != nil {
-		FailWithMessage(GetMessage(c, "FetchFailed"), c)
+		FailWithMessage(GetMessage(c, err.Error()), c)
 	} else {
 		OkWithData(list, c)
 	}
diff --git a/internal/app/assets/locale.json b/internal/app/assets/locale.json
index d081707..3833598 100644
--- a/internal/app/assets/locale.json
+++ b/internal/app/assets/locale.json
@@ -38,7 +38,8 @@
     "EmailAlreadyLinked": "The email has already been linked to another address!",
     "GithubAlreadyLinked": "Github has been linked to another wallet address!",
     "AddressAlreadyLinkedGithub": "The wallet address has already been linked to Github. Please do not repeat the operation.",
-    "FailedObtainGithubInfo": "Failed to obtain Github information!"
+    "FailedObtainGithubInfo": "Failed to obtain Github information!",
+    "PermissionDenied": "Permission Denied!"
   },
   "zh-CN": {
     "OperationSuccess": "操作成功！",
@@ -79,6 +80,7 @@
     "EmailAlreadyLinked": "邮箱已绑定其他钱包地址",
     "GithubAlreadyLinked": "Github 已绑定其他钱包地址",
     "AddressAlreadyLinkedGithub": "钱包地址已绑定Github，请勿重复操作",
-    "FailedObtainGithubInfo": "绑定 Github 信息失败！"
+    "FailedObtainGithubInfo": "绑定 Github 信息失败！",
+    "PermissionDenied": "权限不足！"
   }
 }
\ No newline at end of file
diff --git a/internal/app/dao/users.go b/internal/app/dao/users.go
index b5aa1d4..e3379f2 100644
--- a/internal/app/dao/users.go
+++ b/internal/app/dao/users.go
@@ -162,6 +162,17 @@ func (d *Dao) ConfirmBindChange(address string, bindType string) (err error) {
 	return d.redis.Del(context.Background(), key).Err()
 }
 
+// CancelBindChange 取消绑定变更
+func (d *Dao) CancelBindChange(address string, bindType string) (err error) {
+	key := getRebindKey(bindType, address)
+	// 从 Redis 删除
+	err = d.redis.Del(context.Background(), key).Err()
+	if err != nil {
+		return
+	}
+	return nil
+}
+
 // ParticleUpdateSocialsInfo 更新社交信息
 func (d *Dao) ParticleUpdateSocialsInfo(address string, particleUserinfo datatypes.JSON) (err error) {
 	provider := gjson.Get(particleUserinfo.String(), "thirdparty_user_info.provider").String()
diff --git a/internal/app/model/request/social.go b/internal/app/model/request/social.go
index 673d518..ea429ab 100644
--- a/internal/app/model/request/social.go
+++ b/internal/app/model/request/social.go
@@ -21,3 +21,7 @@ type BindSocialResultRequest struct {
 type ConfirmBindChangeRequest struct {
 	Type string `json:"type" binding:"required"`
 }
+
+type CancelBindChangeRequest struct {
+	Type string `json:"type" binding:"required"`
+}
diff --git a/internal/app/model/response/user.go b/internal/app/model/response/user.go
index 855fb9b..fa5ac7c 100644
--- a/internal/app/model/response/user.go
+++ b/internal/app/model/response/user.go
@@ -14,3 +14,8 @@ type QuestWithClaimed struct {
 func (QuestWithClaimed) TableName() string {
 	return "quest"
 }
+
+type GetUserInfoRes struct {
+	model.Users
+	IsAdmin bool `json:"is_admin"`
+}
diff --git a/internal/app/router/social.go b/internal/app/router/social.go
index 9bf166d..ade5dee 100644
--- a/internal/app/router/social.go
+++ b/internal/app/router/social.go
@@ -27,7 +27,8 @@ func InitSocialRouter(Router *gin.RouterGroup) {
 	}
 	{
 		routerAuth.POST("/bindSocialResult", v1.BindSocialResult)   // 查询绑定结果
-		routerAuth.POST("/confirmBindChange", v1.ConfirmBindChange) // 确认绑定
+		routerAuth.POST("/confirmBindChange", v1.ConfirmBindChange) // 确认换绑
+		routerAuth.POST("/cancelBindChange", v1.CancelBindChange)   // 取消换绑
 		routerAuth.POST("/unbindSocial", v1.UnbindSocial)           // 解绑
 	}
 }
diff --git a/internal/app/service/quest_v2.go b/internal/app/service/quest_v2.go
index 607439c..831412b 100644
--- a/internal/app/service/quest_v2.go
+++ b/internal/app/service/quest_v2.go
@@ -10,6 +10,14 @@ import (
 )
 
 func (s *Service) AddQuestV2(address string, add request.AddQuestV2Request) (res string, err error) {
+	// 是否管理员
+	isAdmin, err := s.dao.IsAdmin(address)
+	if err != nil {
+		return
+	}
+	if !isAdmin {
+		return "", errors.New("PermissionDenied")
+	}
 	privateKey, err := crypto.HexToECDSA(s.c.BlockChain.SignPrivateKey)
 	if err != nil {
 		return
diff --git a/internal/app/service/social.go b/internal/app/service/social.go
index 8bdaae2..41e9d69 100644
--- a/internal/app/service/social.go
+++ b/internal/app/service/social.go
@@ -55,10 +55,11 @@ func (s *Service) WechatBindAddress(c *gin.Context, address, fromUserName string
 	if err != nil {
 		return errors.New("服务器内部错误")
 	}
+	s.dao.CancelBindChange(address, "wechat")
 	if isBinding {
 		// 替换绑定
 		if replace {
-			err = s.dao.UnbindSocial(address, "wechat")
+			err = s.dao.UnbindSocial(bindingAddress, "wechat")
 			if err != nil {
 				return errors.New("UnexpectedError")
 			}
@@ -120,6 +121,7 @@ func (s *Service) DiscordCallback(address string, discordCallback interface{}, r
 	if err != nil {
 		return res, errors.New("UnexpectedError")
 	}
+	s.dao.CancelBindChange(address, "discord")
 	if Binding {
 		err = s.dao.SaveRebindInfo(address, "discord", bindingAddress)
 		if err != nil {
@@ -216,6 +218,7 @@ func (s *Service) EmailBindAddress(address, emailAddress, code string, replace b
 	if err != nil {
 		return res, errors.New("UnexpectedError")
 	}
+	s.dao.CancelBindChange(address, "email")
 	if isBinding {
 		err = s.dao.SaveRebindInfo(address, "email", bindingAddress)
 		if err != nil {
@@ -280,6 +283,7 @@ func (s *Service) GithubCallback(address string, githubCallback interface{}, rep
 	if err != nil {
 		return res, errors.New("UnexpectedError")
 	}
+	s.dao.CancelBindChange(address, "github")
 	if binding {
 		err = s.dao.SaveRebindInfo(address, "github", bindingAddress)
 		if err != nil {
@@ -333,3 +337,8 @@ func (s *Service) BindSocialResult(address string, bindType string) (res respons
 func (s *Service) ConfirmBindChange(address, bindType string) (err error) {
 	return s.dao.ConfirmBindChange(address, bindType)
 }
+
+// CancelBindChange 取消绑定变更
+func (s *Service) CancelBindChange(address, bindType string) (err error) {
+	return s.dao.CancelBindChange(address, bindType)
+}
diff --git a/internal/app/service/user.go b/internal/app/service/user.go
index 1c4d028..eefeb31 100644
--- a/internal/app/service/user.go
+++ b/internal/app/service/user.go
@@ -3,6 +3,7 @@ package service
 import (
 	"backend-go/internal/app/model"
 	"backend-go/internal/app/model/request"
+	"backend-go/internal/app/model/response"
 	"backend-go/internal/app/utils"
 	"backend-go/pkg/auth"
 	"backend-go/pkg/log"
@@ -20,7 +21,7 @@ import (
 	"strings"
 )
 
-func (s *Service) GetUserInfo(address string, loginAddress string) (res interface{}, err error) {
+func (s *Service) GetUserInfo(address string, loginAddress string) (res response.GetUserInfoRes, err error) {
 	var user model.Users
 	if user, err = s.dao.GetUser(address); err != nil {
 		return
@@ -48,7 +49,9 @@ func (s *Service) GetUserInfo(address string, loginAddress string) (res interfac
 			}
 		}
 		user.NickName = &showStr
-		return user, err
+		res.IsAdmin = true
+		res.Users = user
+		return res, err
 	}
 	// default nickname
 	if user.NickName == nil || *user.NickName == "" {
@@ -57,7 +60,8 @@ func (s *Service) GetUserInfo(address string, loginAddress string) (res interfac
 			user.NickName = &nickName
 		}
 	}
-	return user, err
+	res.Users = user
+	return res, err
 }
 
 func (s *Service) UpdateUserInfo(address string, user request.UpdateUserInfo) (err error) {