diff --git a/bff/internal/wsClient/client.go b/bff/internal/wsClient/client.go
index d829025..53bb66e 100644
--- a/bff/internal/wsClient/client.go
+++ b/bff/internal/wsClient/client.go
@@ -15,17 +15,14 @@ import (
 
 func PercutaneousAddUser(rpcMgr *wsproxy.RpcClientManager) http.HandlerFunc {
 	return request.UserReadMiddleware(func(w http.ResponseWriter, r *http.Request) {
-		logx.Infof("BFF ws handler start, raw url=%s", r.URL.String())
 		cli, ready := rpcMgr.GetClient()
 		if !ready {
 			logx.Error("BFF: rpc client not ready, return 503")
 			http.Error(w, "rpc service unavailable", http.StatusServiceUnavailable)
 			return
 		}
-		logx.Info("BFF: rpc client ready")
 
 		hostCode := r.URL.Query().Get("host_code")
-		logx.Infof("BFF: get host_code from query, val=%s", hostCode)
 		if hostCode == "" {
 			logx.Error("BFF: host_code is empty")
 			http.Error(w, "missing host_code query param", http.StatusBadRequest)
@@ -34,16 +31,13 @@ func PercutaneousAddUser(rpcMgr *wsproxy.RpcClientManager) http.HandlerFunc {
 
 		proxyHandler := wsproxy.NewWsProxyHandler(
 			func(parentCtx context.Context) (grpc.ClientStream, error) {
-				logx.Info("BFF: enter grpc stream create callback")
 				streamCli := percutaneous.NewPercutaneousClient(cli.Conn())
 				stream, err := streamCli.WsAddUserStream(parentCtx)
 				if err != nil {
 					logx.Errorf("BFF: create WsAddUserStream failed, err=%v", err)
 					return nil, err
 				}
-				logx.Info("BFF: grpc stream create SUCCESS")
 
-				// =========核心新增：BFF自动发送第一条host_code消息给percutaneous=========
 				jsonStr := fmt.Sprintf(`{"host_code":"%s"}`, hostCode)
 				reqMsg := &percutaneous.WsStreamRequest{
 					RawBody: []byte(jsonStr),
@@ -53,16 +47,12 @@ func PercutaneousAddUser(rpcMgr *wsproxy.RpcClientManager) http.HandlerFunc {
 					logx.Errorf("BFF: auto send host_code msg failed, err=%v, json=%s", err, jsonStr)
 					return nil, err
 				}
-				logx.Infof("BFF: auto send host_code message success, content=%s", jsonStr)
-				// =====================================================================
 				return stream, nil
 			},
 			func() protoreflect.ProtoMessage {
 				return &percutaneous.WsStreamRequest{}
 			},
 		)
-		logx.Info("BFF: start run proxyHandler")
 		proxyHandler(w, r)
-		logx.Info("BFF: proxyHandler finished, ws stream closed")
 	})
 }
diff --git a/services/percutaneous/internal/logic/wsAddUserStreamLogic.go b/services/percutaneous/internal/logic/wsAddUserStreamLogic.go
index fccf268..ed27e94 100644
--- a/services/percutaneous/internal/logic/wsAddUserStreamLogic.go
+++ b/services/percutaneous/internal/logic/wsAddUserStreamLogic.go
@@ -48,7 +48,6 @@ func NewWsAddUserStreamLogic(ctx context.Context, svcCtx *svc.ServiceContext) *W
 
 // 添加用户
 func (l *WsAddUserStreamLogic) WsAddUserStream(stream percutaneous.Percutaneous_WsAddUserStreamServer) error {
-	l.Logger.Info("in coming ws tunnel stream")
 	ctx := stream.Context()
 	timeout := time.Duration(utils.GetConfigInt("ws.out_time")) * time.Second
 	ctx, cancel := context.WithTimeout(ctx, timeout)
@@ -65,12 +64,10 @@ func (l *WsAddUserStreamLogic) WsAddUserStream(stream percutaneous.Percutaneous_
 	var hostCode struct {
 		Code string `json:"host_code"`
 	}
-	l.Logger.Errorf(" host_code raw msg is: %v", string(recvFrame.RawBody))
 	// 保留你确认的 !err 判断
 	if ok := utils.JsonStringToStruct(string(recvFrame.RawBody), &hostCode); !ok {
 		return status.Errorf(codes.InvalidArgument, "device code parse error")
 	}
-	l.Logger.Infof("device connected, code=%s", hostCode.Code)
 
 	msgCh := make(chan []byte, 1)
 	wrapper := &grpcStreamWrapper{stream: stream}
@@ -82,7 +79,6 @@ func (l *WsAddUserStreamLogic) WsAddUserStream(stream percutaneous.Percutaneous_
 	}
 	l.svcCtx.SessionMgr.Register(hostCode.Code, sess)
 	defer l.svcCtx.SessionMgr.Remove(hostCode.Code)
-	l.Logger.Info("session register success, waiting for scan event")
 
 	select {
 	case <-ctx.Done():