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 938685b54..958501b15 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
@@ -4661,7 +4661,7 @@ SINT32 sf_get_utc(VOID)
     printf("[%s:%d] s\n", __FUNCTION__, __LINE__);
 
 	UIMenuStoreInfo *pPara = sf_app_ui_para_get();
-	SF_TTY_DATA_TYPE_S ttyData = { .waitMs = 2000, .len = 3, .lenMax = (GPRS_INFO_LINE_MAX-1), .cmp = "OK", .cmperr = "ERROR", .data = gsmPara};
+	SF_TTY_DATA_TYPE_S ttyData = { .waitMs = 1000, .len = 3, .lenMax = (GPRS_INFO_LINE_MAX-1), .cmp = "OK", .cmperr = "ERROR", .data = gsmPara};
 
 
 	sf_gsm_para_buff_clear();
@@ -4729,7 +4729,7 @@ SINT32 sf_get_utc(VOID)
                         ttyRet = sf_hal_ttyusb2_write(gsmPara, strlen(gsmPara));
                         SF_CHECK_RETURN(ttyRet, SF_GPRS_MODULE_ERROR_WRITE);
                         ttyData.cmp = "OK";
-                        ttyData.len = strlen(gsmPara) + 2;
+                        ttyData.len = 48;
                     }
                 }
 
@@ -4797,7 +4797,7 @@ SINT32 sf_get_ntp(SINT32 value, SF_PARA_TIME_S *current_time)
     printf("[%s:%d] s\n", __FUNCTION__, __LINE__);
 
 	UIMenuStoreInfo *pPara = sf_app_ui_para_get();
-	SF_TTY_DATA_TYPE_S ttyData = { .waitMs = 2000, .len = 3, .lenMax = (GPRS_INFO_LINE_MAX-1), .cmp = "OK", .cmperr = "ERROR", .data = gsmPara};
+	SF_TTY_DATA_TYPE_S ttyData = { .waitMs = 1000, .len = 3, .lenMax = (GPRS_INFO_LINE_MAX-1), .cmp = "OK", .cmperr = "ERROR", .data = gsmPara};
 
 	SF_DEBUG("Sim4gApn=%s", pPara->Sim4gApn);
     sf_gsm_para_buff_clear();
@@ -4840,7 +4840,7 @@ SINT32 sf_get_ntp(SINT32 value, SF_PARA_TIME_S *current_time)
                     SF_CHECK_RETURN(ttyRet, SF_GPRS_MODULE_ERROR_WRITE);
                     eSmsLocation = SMS_SIM_INIT_ATCNTP;
                     calltime = 0;
-                    ttyData.cmp = "OK";
+                    ttyData.cmp = "+QNTP:";
                     ttyData.len = strlen(gsmPara) + 2;
                 }
                 else if(strstr((const char *)gsmPara, "ERROR") != NULL)