diff --git a/src/main/java/com/eactive/eai/outbound/DefaultProcess.java b/src/main/java/com/eactive/eai/outbound/DefaultProcess.java
index 691e07a..65e10d7 100644
--- a/src/main/java/com/eactive/eai/outbound/DefaultProcess.java
+++ b/src/main/java/com/eactive/eai/outbound/DefaultProcess.java
@@ -37,6 +37,7 @@ import com.eactive.eai.message.manager.StandardMessageManager;
 import com.eactive.eai.message.mapper.MessageMapper;
 import com.eactive.eai.message.service.InterfaceMapper;
 import com.ext.eai.common.stdmessage.STDMessageKeys;
+import com.eactive.eai.common.message.ServiceMessage;  // jwhong
 
 public abstract class DefaultProcess extends Process {
 	protected static Logger logger = Logger.getLogger(Logger.LOGGER_DEFAULT);
@@ -252,6 +253,13 @@ public abstract class DefaultProcess extends Process {
 				}
 				// 송신결과확인
 				checkSendResult();
+				// 400 Async 에 대한 ack 오는것 500 으로 log에 저장, jwhong for kjbank
+				if(isAsyncSyncPattern()){
+					StandardMessage standardMessage = this.resEaiMsg.getStandardMessage();
+					standardMessage.setBizData(this.resObject, this.outboundCharset);
+					this.logPssSno = 500;
+					logSenderCtrlSendRes();
+				}
 				// SA
 				if (isSyncAsyncPattern()) {
 					try {
@@ -474,6 +482,18 @@ public abstract class DefaultProcess extends Process {
 			return false;
 		}
 	}
+	
+	// jwhong
+	public boolean isAsyncSyncPattern() {
+		ServiceMessage firstService = this.reqEaiMsg.getSvcMsg(0);
+		ServiceMessage secondService = this.reqEaiMsg.getSvcMsg(1);
+		if (EAIMessageKeys.ASYNC_SVC.equals(this.reqEaiMsg.getSvcTsmtUsgTp())
+		&& EAIMessageKeys.SYNC_SVC.equals(firstService.getPsvItfTp())
+		&& EAIMessageKeys.ASYNC_SVC.equals(secondService.getPsvItfTp())){
+			return true;
+		}
+		return false;
+	}
 
 	public boolean isSyncAsyncPattern() {
 		if (!MessageUtil.checkRspErrCd(this.resEaiMsg.getRspErrCd())) {