diff --git a/src/lynq/lib/liblynq-data/lynq_data.cpp b/src/lynq/lib/liblynq-data/lynq_data.cpp
index f73b76f..1351300 100755
--- a/src/lynq/lib/liblynq-data/lynq_data.cpp
+++ b/src/lynq/lib/liblynq-data/lynq_data.cpp
@@ -232,6 +232,36 @@
     }
     return ret;
 }
+//@return 
+//other:this apn has been used in apn table
+//-1:this apn not has been used in apn table
+int check_used_apn(char apnType[])
+{
+    LYINFLOG("check_used_apn.apnType:%s",apnType);
+    int ret = 0;
+    int len = 0;
+    for(ret;ret<LYNQ_APN_CHANNEL_MAX;ret++)
+    {
+        len = strlen(apnType);
+        if(strncmp(lynq_apn_table[ret].apnType,apnType,len)==0)
+        {
+            LYINFLOG("check_used_apn.apnType:%s in apn table",apnType);
+            return ret;
+        }
+    }
+    return -1;
+}
+int get_handle(char apnType[])
+{
+    int call_id = 0;
+    call_id = check_used_apn(apnType);
+    if(call_id == -1)
+    {
+        call_id = updateApn(apnType);
+    }
+    LYINFLOG("handle:%d",call_id);
+    return call_id;
+}
 
 int handleCheck(int handle)
 {
@@ -914,7 +944,7 @@
     client.paramLen = 0;
     bzero(client.param,LYNQ_REQUEST_PARAM_BUF);
     LYINFLOG("uToken=%d,request=%d,paralen=%d,param=%s",client.uToken,client.request,client.paramLen,client.param);
-    lynq_data_call_id = updateApn("default");
+    lynq_data_call_id = get_handle("default");
     if (lynq_data_call_id < 0)
     {
         LYERRLOG("update apn table fail error id = %d",lynq_data_call_id);
@@ -1119,7 +1149,7 @@
     sprintf(client.param,"%s %s %s %s %s %s %s",apn,apnType,argv[1],argv[2],argv[3],argv[4],argv[5]);
     #endif  //GSW_RIL_CFG
     LYINFLOG("uToken=%d,request=%d,paralen=%d,param=%s",client.uToken,client.request,client.paramLen,client.param);
-    lynq_data_call_id = updateApn(apnType);
+    lynq_data_call_id = get_handle(apnType);
     if (lynq_data_call_id < 0)
     {
         LYERRLOG("update apn table fail error id = %d",lynq_data_call_id);