diff --git a/README.md b/README.md
index 9e03a55..b29f6ac 100644
--- a/README.md
+++ b/README.md
@@ -1,8 +1,6 @@
 ## TODO
 
-手动充值备注
 关闭支付弹窗
-兜底手动操作
 后台限制 ip
 
 - edge.area_id 可为空，代表节点无固定地区
diff --git a/web/handlers/trade.go b/web/handlers/trade.go
index 3aba1d9..f59df8d 100644
--- a/web/handlers/trade.go
+++ b/web/handlers/trade.go
@@ -351,6 +351,24 @@ func TradeCancel(c *fiber.Ctx) error {
 	return c.SendStatus(fiber.StatusNoContent)
 }
 
+// 管理员取消订单
+func TradeCancelByAdmin(c *fiber.Ctx) error {
+	// 解析请求参数
+	req := new(s.TradeRef)
+	if err := g.Validator.ParseBody(c, req); err != nil {
+		return err
+	}
+
+	// 取消交易
+	err := s.Trade.CancelTrade(req)
+	if err != nil && err != s.ErrTradeStatusIgnored {
+		slog.Error("取消交易失败", "trade_no", req.TradeNo, "error", err)
+		return c.Status(fiber.StatusInternalServerError).JSON(fiber.Map{"error": "取消交易失败"})
+	}
+
+	return c.SendStatus(fiber.StatusNoContent)
+}
+
 // ============================================================
 
 // 结束订单：完成或取消订单
diff --git a/web/handlers/user.go b/web/handlers/user.go
index f7beea8..8343a48 100644
--- a/web/handlers/user.go
+++ b/web/handlers/user.go
@@ -234,38 +234,6 @@ func RemoveUserByAdmin(c *fiber.Ctx) error {
 	return c.JSON(nil)
 }
 
-// 管理员更新用户余额
-func UpdateUserBalanceByAdmin(c *fiber.Ctx) error {
-	authCtx, err := auth.GetAuthCtx(c).PermitAdmin(core.ScopeUserWriteBalance)
-	if err != nil {
-		return err
-	}
-
-	var req UpdateUserBalanceByAdminData
-	if err := g.Validator.ParseBody(c, &req); err != nil {
-		return err
-	}
-
-	user, err := s.User.Get(q.Q, req.UserID)
-	if err != nil {
-		return err
-	}
-	balance, err := decimal.NewFromString(req.Balance)
-	if err != nil {
-		return err
-	}
-	if err := s.User.UpdateBalanceByAdmin(user, balance, &authCtx.Admin.ID); err != nil {
-		return err
-	}
-
-	return c.JSON(nil)
-}
-
-type UpdateUserBalanceByAdminData struct {
-	UserID  int32  `json:"user_id" validate:"required"`
-	Balance string `json:"balance" validate:"required"`
-}
-
 // 绑定管理员
 func BindAdmin(c *fiber.Ctx) error {
 	// 检查权限
@@ -514,7 +482,7 @@ func UpdateUserBalanceIncByAdmin(c *fiber.Ctx) error {
 	}
 
 	newBalance := user.Balance.Add(amount)
-	if err := s.User.UpdateBalanceByAdmin(user, newBalance, &authCtx.Admin.ID); err != nil {
+	if err := s.User.UpdateBalanceByAdmin(user, newBalance, req.Remark, &authCtx.Admin.ID); err != nil {
 		return err
 	}
 
@@ -547,7 +515,7 @@ func UpdateUserBalanceDecByAdmin(c *fiber.Ctx) error {
 	}
 
 	newBalance := user.Balance.Sub(amount)
-	if err := s.User.UpdateBalanceByAdmin(user, newBalance, &authCtx.Admin.ID); err != nil {
+	if err := s.User.UpdateBalanceByAdmin(user, newBalance, req.Remark, &authCtx.Admin.ID); err != nil {
 		return err
 	}
 
@@ -557,4 +525,5 @@ func UpdateUserBalanceDecByAdmin(c *fiber.Ctx) error {
 type UpdateUserBalanceChangeByAdminData struct {
 	UserID int32  `json:"user_id" validate:"required"`
 	Amount string `json:"amount" validate:"required"`
+	Remark string `json:"remark" validate:"required"`
 }
diff --git a/web/routes.go b/web/routes.go
index f8a4776..c1bb9d3 100644
--- a/web/routes.go
+++ b/web/routes.go
@@ -199,7 +199,6 @@ func adminRouter(api fiber.Router) {
 	user.Post("/remove", handlers.RemoveUserByAdmin)
 
 	user.Post("/update/bind", handlers.BindAdmin)
-	user.Post("/update/balance", handlers.UpdateUserBalanceByAdmin)
 	user.Post("/update/balance-inc", handlers.UpdateUserBalanceIncByAdmin)
 	user.Post("/update/balance-dec", handlers.UpdateUserBalanceDecByAdmin)
 
@@ -239,6 +238,7 @@ func adminRouter(api fiber.Router) {
 	trade.Post("/page/of-user", handlers.PageTradeOfUserByAdmin)
 	trade.Post("/complete", handlers.TradeCompleteByAdmin)
 	trade.Post("/convert", handlers.TradeConvertByAdmin)
+	trade.Post("/cancel", handlers.TradeCancelByAdmin)
 	trade.Post("/update/remark", handlers.TradeUpdateRemarkByAdmin)
 	trade.Post("/check", handlers.TradeCheck)
 
diff --git a/web/services/user.go b/web/services/user.go
index ee925b5..94b645b 100644
--- a/web/services/user.go
+++ b/web/services/user.go
@@ -28,7 +28,7 @@ func (s *userService) Get(q *q.Query, uid int32) (*m.User, error) {
 	return user, nil
 }
 
-func (s *userService) UpdateBalanceByAdmin(user *m.User, newBalance decimal.Decimal, adminId *int32) error {
+func (s *userService) UpdateBalanceByAdmin(user *m.User, newBalance decimal.Decimal, remark string, adminId *int32) error {
 	if user == nil {
 		return core.NewServErr("用户不存在")
 	}
@@ -39,14 +39,14 @@ func (s *userService) UpdateBalanceByAdmin(user *m.User, newBalance decimal.Deci
 	}
 
 	return q.Q.Transaction(func(q *q.Query) error {
-		return s.UpdateBalance(q, user, amount, "管理员修改余额", adminId, nil)
+		return s.UpdateBalance(q, user, amount, remark, adminId, nil)
 	})
 }
 
 func (s *userService) UpdateBalance(q *q.Query, user *m.User, amount decimal.Decimal, remark string, adminId *int32, billId *int32) error {
 	balance := user.Balance.Add(amount)
 	if balance.IsNegative() {
-		return core.NewServErr("用户余额不足")
+		return core.NewBizErr("用户余额不足")
 	}
 
 	// 更新余额