diff --git a/code/application/source/sf_app/code/source/4gMng/sf_eg91_sim.c b/code/application/source/sf_app/code/source/4gMng/sf_eg91_sim.c
index e67a7fed9..938685b54 100755
--- a/code/application/source/sf_app/code/source/4gMng/sf_eg91_sim.c
+++ b/code/application/source/sf_app/code/source/4gMng/sf_eg91_sim.c
@@ -39,7 +39,7 @@ UINT8 AddCimiTimes = 0;
 UINT8 simErrorCode = SIM_AT_ERROR;
 BOOL NetworkScan = FALSE;
 BOOL GprsNetWorkReady = FALSE;
-
+time_t sendStartTime;
 UINT8 gprs_search_process = GPRS_SEARCH_STEP_IDLE;
 extern SF_PARA_TIME_S rtcTime;
 
@@ -4525,7 +4525,9 @@ SINT32 sf_auto_net_reg(void)
 	}
 
  SF_MODULE_END:
-	printf("[%s:%d]ret:[0x%08X]\n\n", __FUNCTION__, __LINE__, ret);
+    // sendStartTime = clock();
+    sf_time(&sendStartTime);
+	printf("[%s:%d]ret:[0x%08X] sendStartTime:%d\n\n", __FUNCTION__, __LINE__, ret, sendStartTime);
 	return ret;
 }