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 3074ac9e9..b12e3e2b1 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
@@ -3218,7 +3218,13 @@ SINT32 sf_module_complete_init(void)
                 else
                 {
                     callTime++;
-
+                    if((strstr((const char *)gsmPara, "QUSIM")) || (strstr((const char *)gsmPara, "QIND")))
+                    {
+                        strcpy((char *)gsmPara, "AT+QCCID\r");
+                        ttyRet = sf_hal_ttyusb2_write(gsmPara, strlen(gsmPara));
+                        SF_CHECK_RETURN(ttyRet, SF_GPRS_MODULE_ERROR_WRITE);
+                    }
+                    
                     if(callTime > 10)
                     {
                         ret = SF_SIM_ERROR_AT_TIMEOUT;