diff --git a/business/partner/im/im.go b/business/partner/im/im.go
index 9604cb771..fd876f9ec 100644
--- a/business/partner/im/im.go
+++ b/business/partner/im/im.go
@@ -252,7 +252,7 @@ func ReadMsgFromClient(vendorID int, elmAppID string, msg interface{}, storeId i
 			}
 			userList = &UserMessageList{
 				VendorID:   model.VendorIDJD,
-				UserID:     jdData.From.Pin,
+				UserID:     jdData.To.Pin,
 				LatestMsg:  jdData.Body.Content,
 				LatestTime: int(time.Now().Unix()),
 			}
@@ -509,11 +509,11 @@ func GenMsgDetailID(jxMsg *JXMsg, vendorID int, elmAppID string) (msgID string)
 		systemMsg, userMsg, readMsg, _ := jdapi.ImMsgChange(data, elmAppID)
 		switch elmAppID {
 		case jdapi.ImCallbackRisMsg:
-			msgID += systemMsg.From.Pin
+			msgID += systemMsg.To.Pin
 		case jdapi.ImCallbackUserMsg:
-			msgID += userMsg.From.Pin
+			msgID += userMsg.To.Pin
 		case jdapi.ImCallbackReadMsg:
-			msgID += readMsg.From.Pin
+			msgID += readMsg.To.Pin
 		}
 	}
 	return msgID