diff --git a/README.md b/README.md
index 257506c..9e03a55 100644
--- a/README.md
+++ b/README.md
@@ -1,9 +1,9 @@
 ## TODO
 
-后台交易备注
+手动充值备注
 关闭支付弹窗
 兜底手动操作
-限速
+后台限制 ip
 
 - edge.area_id 可为空，代表节点无固定地区
 - 后台展示 mac, ip:port，实际地区
diff --git a/web/routes.go b/web/routes.go
index 8cbb7a3..f8a4776 100644
--- a/web/routes.go
+++ b/web/routes.go
@@ -238,6 +238,7 @@ func adminRouter(api fiber.Router) {
 	trade.Post("/page", handlers.PageTradeByAdmin)
 	trade.Post("/page/of-user", handlers.PageTradeOfUserByAdmin)
 	trade.Post("/complete", handlers.TradeCompleteByAdmin)
+	trade.Post("/convert", handlers.TradeConvertByAdmin)
 	trade.Post("/update/remark", handlers.TradeUpdateRemarkByAdmin)
 	trade.Post("/check", handlers.TradeCheck)
 
diff --git a/web/services/proxy.go b/web/services/proxy.go
index c042bc0..76cc0ba 100644
--- a/web/services/proxy.go
+++ b/web/services/proxy.go
@@ -46,8 +46,8 @@ func rebuildFreeChans(proxyID int32, addr netip.Addr) error {
 		return err
 	}
 
-	chans := make([]netip.AddrPort, 10000)
-	for i := range 10000 {
+	chans := make([]netip.AddrPort, 30000)
+	for i := range 30000 {
 		chans[i] = netip.AddrPortFrom(addr, uint16(i+10000))
 	}
 
diff --git a/web/services/trade.go b/web/services/trade.go
index d7257e9..7cbb8ee 100644
--- a/web/services/trade.go
+++ b/web/services/trade.go
@@ -357,9 +357,49 @@ func (s *tradeService) OnCompleteTrade(user *m.User, interNo string, outerNo str
 
 // 转换交易
 func (s *tradeService) ConvertTradeToBalance(admin *m.Admin, ref *TradeRef) error {
-	trade, err := q.Trade.Where(q.Trade.InnerNo.Eq(ref.TradeNo)).First()
+
+	// 检查订单状态
+	result, err := s.CheckTrade(ref)
 	if err != nil {
-		return err
+		return core.NewServErr("检查订单状态失败", err)
+	}
+	if result.Status != m.TradeStatusSuccess {
+		switch result.Status {
+		case m.TradeStatusPending:
+			return core.NewBizErr("订单未支付")
+		case m.TradeStatusCanceled:
+			return core.NewBizErr("订单已过期")
+		}
+	}
+
+	// 获取交易信息
+	trade, err := q.Trade.
+		Where(q.Trade.InnerNo.Eq(ref.TradeNo)).
+		Take()
+	if err != nil {
+		return core.NewBizErr("获取交易信息失败", err)
+	}
+
+	// 检查交易状态
+	switch trade.Status {
+	case m.TradeStatusCanceled:
+		return core.NewBizErr("交易已取消")
+	case m.TradeStatusSuccess:
+		return nil // 跳过更新交易信息
+	case m.TradeStatusPending:
+	}
+
+	// 恢复购买信息；如果反序列化失败，检查开头 init 函数中是否注册了对应的 struct 类型
+	tradeKey := tradeProductKey(ref.TradeNo)
+	detailBytes, err := g.Redis.Get(context.Background(), tradeKey).Bytes()
+	if err != nil {
+		return core.NewServErr("恢复购买信息失败", err)
+	}
+
+	var detail TradeDetail
+	r := bytes.NewReader(detailBytes)
+	if err := gob.NewDecoder(r).Decode(&detail); err != nil {
+		return core.NewServErr("解析购买信息失败", err)
 	}
 
 	user, err := q.User.Where(q.User.ID.Eq(trade.UserID)).First()
@@ -368,7 +408,33 @@ func (s *tradeService) ConvertTradeToBalance(admin *m.Admin, ref *TradeRef) erro
 	}
 
 	return q.Q.Transaction(func(q *q.Query) error {
-		return User.UpdateBalance(q, user, trade.Payment, "管理员订单补余额", &admin.ID, nil)
+
+		// 更新交易信息
+		r, err := q.Trade.
+			Where(
+				q.Trade.InnerNo.Eq(ref.TradeNo),
+				q.Trade.Status.Eq(int(m.TradeStatusPending)),
+			).
+			UpdateSimple(
+				q.Trade.Status.Value(int(m.TradeStatusSuccess)),
+				q.Trade.OuterNo.Value(result.TransId),
+				q.Trade.Payment.Value(result.Success.Actual),
+				q.Trade.Acquirer.Value(int(result.Success.Acquirer)),
+				q.Trade.CompletedAt.Value(result.Success.Time),
+			)
+		if err != nil {
+			return core.NewServErr("更新交易信息失败", err)
+		}
+		if r.RowsAffected == 0 {
+			return core.NewBizErr("交易状态已过期")
+		}
+
+		// 更新用户余额
+		if err := User.UpdateBalance(q, user, detail.Actual, "管理员订单补余额", &admin.ID, nil); err != nil {
+			return err
+		}
+
+		return nil
 	})
 }
 
diff --git a/web/services/verifier.go b/web/services/verifier.go
index a1a1da4..51a08f6 100644
--- a/web/services/verifier.go
+++ b/web/services/verifier.go
@@ -74,7 +74,7 @@ func (s *verifierService) SendSms(ctx context.Context, phone string, purpose Ver
 		}
 		if response.Body.Code == nil || *response.Body.Code != "OK" {
 			_ = g.Redis.Del(ctx, key, keyLock).Err()
-			return VerifierServiceError("验证码发送失败")
+			return VerifierServiceError(fmt.Sprintf("验证码发送失败: %s", *response.Body.Message))
 		}
 	}