diff --git a/loc_api/libloc_api-rpc-50001/libloc_api-rpc-glue/src/loc_api_rpc_glue.c b/loc_api/libloc_api-rpc-50001/libloc_api-rpc-glue/src/loc_api_rpc_glue.c
index 11c9e3d4..c047cb34 100644
--- a/loc_api/libloc_api-rpc-50001/libloc_api-rpc-glue/src/loc_api_rpc_glue.c
+++ b/loc_api/libloc_api-rpc-50001/libloc_api-rpc-glue/src/loc_api_rpc_glue.c
@@ -62,6 +62,9 @@
 /* Logging Improvement */
 #include "log_util.h"
 
+/*Maximum number of Modem init*/
+#define RPC_TRY_NUM 10
+
 /* Uncomment to force ALOGD messages */
 // #define ALOGD ALOGI
 
@@ -308,6 +311,7 @@ rpc_loc_client_handle_type loc_open (
     void*                         userData
 )
 {
+    int try_num = RPC_TRY_NUM;
     ENTRY_LOG();
     LOC_GLUE_CHECK_INIT(rpc_loc_client_handle_type);
 
@@ -352,14 +356,22 @@ rpc_loc_client_handle_type loc_open (
     enum clnt_stat stat = RPC_SUCCESS;
 
     EXIT_LOG_CALLFLOW(%s, "loc client open");
-    stat = RPC_FUNC_VERSION(rpc_loc_open_, RPC_LOC_OPEN_VERSION)(&args, &rets, loc_api_clnt);
+
+     /*try more for rpc_loc_open_xx()*/
+
+    do
+    {
+        stat = RPC_FUNC_VERSION(rpc_loc_open_, RPC_LOC_OPEN_VERSION)(&args, &rets, loc_api_clnt);
+        ret_val = (rpc_loc_client_handle_type) rets.loc_open_result;
+        try_num--;
+
+    }while( (RPC_SUCCESS != stat||0 > ret_val) && 0 != try_num );
+
     LOC_GLUE_CHECK_RESULT(stat, int32);
 
     /* save the handle in the table */
     loc_glue_callback_table[i].handle = (rpc_loc_client_handle_type) rets.loc_open_result;
 
-    ret_val = (rpc_loc_client_handle_type) rets.loc_open_result;
-
     return ret_val;
 
 }
diff --git a/loc_api/libloc_api_50001/loc_eng.cpp b/loc_api/libloc_api_50001/loc_eng.cpp
index 9d231626..6199b211 100644
--- a/loc_api/libloc_api_50001/loc_eng.cpp
+++ b/loc_api/libloc_api_50001/loc_eng.cpp
@@ -348,14 +348,9 @@ int loc_eng_init(loc_eng_data_s_type &loc_eng_data, LocCallbacks* callbacks,
     } else {
         LOC_LOGD("loc_eng_init created client, id = %p\n", loc_eng_data.client_handle);
 
-        // call reinit to send initialization messages
-       int tries = 30;
-       while (tries > 0 &&
-              LOC_API_ADAPTER_ERR_SUCCESS != (ret_val = loc_eng_reinit(loc_eng_data))) {
-           tries--;
-           LOC_LOGD("loc_eng_init client open failed, %d more tries", tries);
-           sleep(1);
-       }
+        /*send reinit event to QMI instead of call reinit directly*/
+        loc_eng_msg *msg(new loc_eng_msg(locEngHandle.owner, LOC_ENG_MSG_LOC_INIT));
+        locEngHandle.sendMsge(locEngHandle.owner, msg);
     }
 
     EXIT_LOG(%d, ret_val);
@@ -1869,6 +1864,11 @@ static void loc_eng_deferred_action_thread(void* arg)
             }
         break;
 
+        case LOC_ENG_MSG_LOC_INIT:
+        {
+            loc_eng_reinit(*loc_eng_data_p);
+        }
+
         default:
             LOC_LOGE("unsupported msgid = %d\n", msg->msgid);
             break;
diff --git a/loc_api/libloc_api_50001/loc_eng_log.cpp b/loc_api/libloc_api_50001/loc_eng_log.cpp
index 42be0d69..b0d64c68 100644
--- a/loc_api/libloc_api_50001/loc_eng_log.cpp
+++ b/loc_api/libloc_api_50001/loc_eng_log.cpp
@@ -107,7 +107,8 @@ static loc_name_val_s_type loc_eng_msgs[] =
     NAME_VAL( ULP_MSG_MONITOR ),
     NAME_VAL( LOC_ENG_MSG_LPP_CONFIG ),
     NAME_VAL( ULP_MSG_INJECT_RAW_COMMAND ),
-    NAME_VAL( LOC_ENG_MSG_A_GLONASS_PROTOCOL )
+    NAME_VAL( LOC_ENG_MSG_A_GLONASS_PROTOCOL ),
+    NAME_VAL( LOC_ENG_MSG_LOC_INIT )
 };
 static int loc_eng_msgs_num = sizeof(loc_eng_msgs) / sizeof(loc_name_val_s_type);
 
diff --git a/loc_api/libloc_api_50001/loc_eng_msg_id.h b/loc_api/libloc_api_50001/loc_eng_msg_id.h
index 19a2ab6f..6d011240 100644
--- a/loc_api/libloc_api_50001/loc_eng_msg_id.h
+++ b/loc_api/libloc_api_50001/loc_eng_msg_id.h
@@ -133,6 +133,9 @@ enum loc_eng_msg_ids_t {
 
     /* Message is sent by HAL to LOC API to select A-GLONASS protocol */
     LOC_ENG_MSG_A_GLONASS_PROTOCOL,
+
+    //Message is sent by LOC to do LOC INIT
+    LOC_ENG_MSG_LOC_INIT,
 };
 
 #ifdef __cplusplus