diff --git a/code/application/source/sf_app/code/source/app/sf_service.c b/code/application/source/sf_app/code/source/app/sf_service.c
index e29c8845a..6cc016453 100755
--- a/code/application/source/sf_app/code/source/app/sf_service.c
+++ b/code/application/source/sf_app/code/source/app/sf_service.c
@@ -169,6 +169,41 @@ static SINT16 app_Qlog_procress(void) {
   return s32ret;
 }
 #endif
+
+void sf_usb_net_init()
+{
+	static U16 flag = 0;
+	SF_CHAR cmdStr[128] ={0};
+	int ret = 0;
+	UIMenuStoreInfo *puiPara = sf_app_ui_para_get();
+
+	if(flag == 0)
+	{
+		flag = 1;
+		
+		//sprintf(cmdStr, "insmod /appfs/bin/GobiNet.ko");
+		//ret = system(cmdStr);
+		//sleep(3);
+		
+		if(strstr(puiPara->Sim4gApn, V_MODULE_APN))
+		{
+			sprintf(cmdStr, "/usr/bin/quectel-CM-EG91 -n %d&", V_PDP_INDEX);
+		}
+		else if(strstr(puiPara->Sim4gApn, A_MODULE_APN))
+		{
+			sprintf(cmdStr, "/usr/bin/quectel-CM-EG91 -n %d&", A_PDP_INDEX);
+		}
+		else
+		{
+			sprintf(cmdStr, "/usr/bin/quectel-CM-EG91 -n %d&", E_PDP_INDEX);
+		}
+		ret = system(cmdStr);
+		sleep(3);
+	}
+	
+	return;
+}
+
 SINT32 sf_USB_net_init(void) 
 {
     //SF_CHAR cmdStr[128] = {0};
@@ -181,43 +216,49 @@ SINT32 sf_USB_net_init(void)
     if (flag == 0) 
 	{
 		flag = 1;
-        if(AT_MANAGER_SUCCEED != at_usbnet_init())
+		if(strncmp(puiPara->ModuleVer, GPRS_MODULE_TYPE_EG915Q, 6) == 0)
 		{
-            MLOGE("usb net err %d\n", AT_MANAGER_SUCCEED);
-        }
-		else 
-		{
-            for (i = 0; i < 20; i++) 
+			if(AT_MANAGER_SUCCEED != at_usbnet_init())
 			{
-                if(strncmp(puiPara->ModuleVer, GPRS_MODULE_TYPE_EG915Q, 6) == 0)
+	            MLOGE("usb net err %d\n", AT_MANAGER_SUCCEED);
+	        }
+		}
+		else
+		{
+			sf_usb_net_init();
+		}
+       
+
+        for (i = 0; i < 20; i++) 
+		{
+            if(strncmp(puiPara->ModuleVer, GPRS_MODULE_TYPE_EG915Q, 6) == 0)
+			{
+                ret = sf_check_usb0();
+
+                if(ret != SUCCESS)
+				{
+                    ret = sf_check_eth0();
+                }
+            }
+			else
+			{
+
+                ret = sf_check_eth0();
+                if(ret != SUCCESS)
 				{
                     ret = sf_check_usb0();
-
-                    if(ret != SUCCESS)
-					{
-                        ret = sf_check_eth0();
-                    }
-                }
-				else
-				{
-
-                    ret = sf_check_eth0();
-                    if(ret != SUCCESS)
-					{
-                        ret = sf_check_usb0();
-                    }
-                }
-                if (SUCCESS == ret) 
-				{
-                    ret = SF_SUCCESS;
-                    MLOGI("usb net ip up\r\n");
-                    break;
-                } 
-				else 
-				{
-                    sleep(1);
                 }
             }
+            if (SUCCESS == ret) 
+			{
+                ret = SF_SUCCESS;
+                MLOGI("usb net ip up\r\n");
+                break;
+            } 
+			else 
+			{
+                sleep(1);
+            }
         }
      
         return ret;