diff --git a/business/jxstore/event/event_tcp.go b/business/jxstore/event/event_tcp.go
index abdbd5395..f1512fd66 100644
--- a/business/jxstore/event/event_tcp.go
+++ b/business/jxstore/event/event_tcp.go
@@ -41,59 +41,59 @@ func (t *TcpClient) handleConn(c net.Conn) {
 		globals.SugarLogger.Debugf("conn is nil")
 		return
 	}
-	//defer c.Close()
+	defer c.Close()
 	buffer := make([]byte, 1024)
-	//for {
-	n, err := c.Read(buffer)
-	if err != nil {
-		if err == io.EOF {
-			fmt.Println("connection close")
-		} else {
-			fmt.Println("ReadString err", err)
-		}
-		return
-	}
-	//也可能是查状态的
-	if err = json.Unmarshal(buffer[:n], &printStatus); err == nil {
-		fmt.Println("handleConn msg: ", string(buffer[:n]))
-		if printStatus != nil {
-			status := t.getPrintStatus(printStatus.PrintNo)
-			c.Write([]byte(utils.Int2Str(status)))
-			c.Close()
-		}
-	}
-	//看是心跳还是打印返回
-	data := hex.EncodeToString(buffer[:n])
-	//证明是心跳
-	if strings.Contains(data, heartText) {
-		globals.SugarLogger.Debugf("handleConn heart: %v", data)
-		printNoData, _ := hex.DecodeString(data[len(heartText) : len(data)-8])
-		printNo = string(printNoData)
-		globals.SugarLogger.Debugf("handleConn printno :[%v]", printNo)
-		status := printStatus2JxStatus(data[len(data)-8 : len(data)-6])
-		if t.Clients[printNo] == nil {
-			t.addConn(c, printNo, status)
-			t.buildCallBackMap(printNo)
-			t.buildMsgMap(printNo)
-			t.HandleTcpMessages(printNo)
-			t.doPrint(printNo)
-			if status == printerStatusOnline {
-				//t.printFail()
+	for {
+		n, err := c.Read(buffer)
+		if err != nil {
+			if err == io.EOF {
+				fmt.Println("connection close")
+			} else {
+				fmt.Println("ReadString err", err)
 			}
-			changePrinterStatus(printNo, status)
-			t.HandleCheckTcpHeart(printNo)
+			return
 		}
-		if t.getPrintStatus(printNo) != status {
-			t.setPrintStatus(printNo, status)
-			changePrinterStatus(printNo, status)
+		//也可能是查状态的
+		if err = json.Unmarshal(buffer[:n], &printStatus); err == nil {
+			fmt.Println("handleConn msg: ", string(buffer[:n]))
+			if printStatus != nil {
+				status := t.getPrintStatus(printStatus.PrintNo)
+				c.Write([]byte(utils.Int2Str(status)))
+				c.Close()
+			}
+		}
+		//看是心跳还是打印返回
+		data := hex.EncodeToString(buffer[:n])
+		//证明是心跳
+		if strings.Contains(data, heartText) {
+			globals.SugarLogger.Debugf("handleConn heart: %v", data)
+			printNoData, _ := hex.DecodeString(data[len(heartText) : len(data)-8])
+			printNo = string(printNoData)
+			globals.SugarLogger.Debugf("handleConn printno :[%v]", printNo)
+			status := printStatus2JxStatus(data[len(data)-8 : len(data)-6])
+			if t.Clients[printNo] == nil {
+				t.addConn(c, printNo, status)
+				t.buildCallBackMap(printNo)
+				t.buildMsgMap(printNo)
+				t.HandleTcpMessages(printNo)
+				t.doPrint(printNo)
+				if status == printerStatusOnline {
+					//t.printFail()
+				}
+				changePrinterStatus(printNo, status)
+				t.HandleCheckTcpHeart(printNo)
+			}
+			if t.getPrintStatus(printNo) != status {
+				t.setPrintStatus(printNo, status)
+				changePrinterStatus(printNo, status)
+			}
+			globals.SugarLogger.Debugf("handleConn print model %v", utils.Format4Output(t.Clients[printNo], true))
+		} else if strings.Contains(data, printText) {
+			globals.SugarLogger.Debugf("handleConn print callback: %v", data)
+			_, printNo = getCallbackMsgInfo(data)
+			t.addCallbackChan(printNo, data)
 		}
-		globals.SugarLogger.Debugf("handleConn print model %v", utils.Format4Output(t.Clients[printNo], true))
-	} else if strings.Contains(data, printText) {
-		globals.SugarLogger.Debugf("handleConn print callback: %v", data)
-		_, printNo = getCallbackMsgInfo(data)
-		t.addCallbackChan(printNo, data)
 	}
-	//}
 }
 
 func (t *TcpClient) printFail() (err error) {