diff --git a/src/lynq/lib/liblynq-call/lynq_call_ecall.cpp b/src/lynq/lib/liblynq-call/lynq_call_ecall.cpp
index d25675a..b012907 100755
--- a/src/lynq/lib/liblynq-call/lynq_call_ecall.cpp
+++ b/src/lynq/lib/liblynq-call/lynq_call_ecall.cpp
@@ -52,7 +52,7 @@
 static LYNQ_ECall_Indication s_IncomingEcallIndication;
 int s_IncomingEcallId=INVALID_ID;
 LYNQ_ECall_Variant s_EcallVariant=LYNQ_ECALL_VAR_NONE;
-int s_ecall_whether_preempt=0;
+int s_ecall_whether_preempt=0x02;
 
 void sendSignalIncomingECallEvent()
 {
@@ -235,6 +235,10 @@
             ret=lynq_clear_current_call();
             LYERRLOG("ecall clear conflict call, relase current normal call ret is %d",ret);                         
         }
+		else 
+		{
+            LYINFLOG("ecall clear conflict call, exits conflict normal call, let mtk release them");
+		}
         return RESULT_OK;          
     }
 
@@ -602,12 +606,15 @@
            {
                LYINFLOG("ecall is dialing, recv suc indication");
                s_module_is_ecall_dial = LYNQ_ECALL_DAILING_STATE_NONE;
-               if(ecallId >0 && find_call_id_with_call_id(ecallId)==INVALID_ID)
+               if(ecallId >0)
                {
-                     LYINFLOG("add ecall in loacl list");
-                     s_ecallId = ecallId;
-                     addAddr("ecall",s_ecallId);               
-               } 
+               	    if(find_call_id_with_call_id(ecallId)==INVALID_ID)
+               	    {
+                        LYINFLOG("add ecall in loacl list");                     					 
+                        addAddr("ecall",ecallId);               
+               		}	
+                    s_ecallId = ecallId; //API-871 ecall id maybe exists in local list as noraml call to be replaced
+               } 			   			   
                send_signal_to_wait_call_state=true;                             
            }        
            else if(ecallId >0 && (find_call_id_with_call_id(ecallId)==INVALID_ID) &&  (s_EcallVariant != LYNQ_ECALL_CALLBACK))