diff --git a/src/pages/exchangepage/edittemplate/main.js b/src/pages/exchangepage/edittemplate/main.js
index a61d2006..621ac759 100644
--- a/src/pages/exchangepage/edittemplate/main.js
+++ b/src/pages/exchangepage/edittemplate/main.js
@@ -178,11 +178,15 @@ getLandingdata(val){
 		let thumbresult=null;
 		if(mouldType==0){//系统模板
 			if(this.state.showType!=3){
+				let exchangeFlag=await this.onmodelChange({target:{value:3}});
 				exchangeStateData=_.clone(this.state);
 			}
+				 this.canvasImg.style.display='block';
+	  	   thumbresult =await this.canvasImgFn();
+		}else{
+				this.canvasImg.style.display='block';
+				 thumbresult =await this.canvasImgFn();
 		}
-		this.canvasImg.style.display='block';
-		thumbresult =await this.canvasImgFn();
 
 		let formdata = {
 			"title": exchangeStateData.model.title,