diff --git a/ai-analytic-center-biz/src/main/java/com/volvo/ai/analytic/center/service/impl/TmNameplateCorpusServiceImpl.java b/ai-analytic-center-biz/src/main/java/com/volvo/ai/analytic/center/service/impl/TmNameplateCorpusServiceImpl.java
index 30bf3ee..24afecf 100644
--- a/ai-analytic-center-biz/src/main/java/com/volvo/ai/analytic/center/service/impl/TmNameplateCorpusServiceImpl.java
+++ b/ai-analytic-center-biz/src/main/java/com/volvo/ai/analytic/center/service/impl/TmNameplateCorpusServiceImpl.java
@@ -240,7 +240,7 @@ public class TmNameplateCorpusServiceImpl extends ServiceImpl<TmNameplateCorpusM
 			String aiAnalysisRequestId = analysisResp.getString("aiAnalysisRequestId");
 			String difyResponse = analysisResp.getString("difyResponse");
 			String customerFlowId = analysisResp.getString("customerFlowId");
-			String businessType = BusinessTypeEnum.CORPUS_PORTRAIT_NAMEPLATE.getCode();
+			String businessType = "";
 			if (aiAnalysisRequestId.indexOf(BusinessTypeEnum.CORPUS_PORTRAIT_NAMEPLATE.getCode())>=0){
 				businessType = BusinessTypeEnum.CORPUS_PORTRAIT_NAMEPLATE.getCode();
 			}else {