fix

controllers/home.go

@@ -301,10 +301,18 @@ func (this *MobileHomeController) NewList() {
 				br.ErrMsg = "GetCygxTagByTagId，Err:" + err.Error()
 				return
 			}
-			activityTypes += tagInfo.ActivityTypes + ","
-			articleTypes += tagInfo.ArticleTypes + ","
-			industries += tagInfo.Industries + ","
-			subjectNames += tagInfo.SubjectNames + ","
+			if tagInfo.ActivityTypes != "" {
+				activityTypes += tagInfo.ActivityTypes + ","
+			}
+			if tagInfo.ArticleTypes != "" {
+				articleTypes += tagInfo.ArticleTypes + ","
+			}
+			if tagInfo.Industries != "" {
+				industries += tagInfo.Industries + ","
+			}
+			if tagInfo.SubjectNames != "" {
+				subjectNames += tagInfo.SubjectNames + ","
+			}
 		}
 	}