diff --git a/business/jxstore/event/event_tcp.go b/business/jxstore/event/event_tcp.go
index ffea09b1b..906dc4a20 100644
--- a/business/jxstore/event/event_tcp.go
+++ b/business/jxstore/event/event_tcp.go
@@ -497,7 +497,7 @@ func replaceContent(content string, printMsg *model.PrintMsg) (result string) {
 				hexLenqr = "0" + hexLenqr
 			}
 		}
-		result = strings.ReplaceAll(result, byteSignQrCenter, hexSignQrCenter+hexSignQr+hexLenqr+"000a")
+		result = strings.ReplaceAll(result, byteSignQrCenter, hexSignQrCenter+hexSignQr+hexLenqr+"00")
 		result = strings.ReplaceAll(result, byteSignQrCenterE, hexSignQrEnd)
 	}
 	if strings.Contains(result, byteSignQrLeft) && strings.Contains(result, byteSignQrLeftE) {
@@ -508,7 +508,7 @@ func replaceContent(content string, printMsg *model.PrintMsg) (result string) {
 				hexLenqr = "0" + hexLenqr
 			}
 		}
-		result = strings.ReplaceAll(result, byteSignQrLeft, hexSignQrLeft+hexSignQr+hexLenqr+"000a")
+		result = strings.ReplaceAll(result, byteSignQrLeft, hexSignQrLeft+hexSignQr+hexLenqr+"00")
 		result = strings.ReplaceAll(result, byteSignQrLeftE, hexSignQrEnd)
 	}
 	if strings.Contains(result, byteSignQrRight) && strings.Contains(result, byteSignQrRightE) {
@@ -519,7 +519,7 @@ func replaceContent(content string, printMsg *model.PrintMsg) (result string) {
 				hexLenqr = "0" + hexLenqr
 			}
 		}
-		result = strings.ReplaceAll(result, byteSignQrRight, hexSignQrRight+hexSignQr+hexLenqr+"000a")
+		result = strings.ReplaceAll(result, byteSignQrRight, hexSignQrRight+hexSignQr+hexLenqr+"00")
 		result = strings.ReplaceAll(result, byteSignQrRightE, hexSignQrEnd)
 	}
 	if strings.Contains(result, byteSignSound) && strings.Contains(result, byteSignSoundE) {