Merge branch 'feature/guangTag' into release/6.0

@@ -123,7 +123,7 @@ module.exports = class extends global.yoho.BaseModel {
 
         let result = {
             id: articleData.id,
-            classification: articleData.category_name,
+            classification: _.get(articleData, 'min_category_name') || _.get(articleData, 'category_name'),
 
             // isReco: articleData.is_recommended && Number(articleData.is_recommended) === 1 ? true : false,
             url: +articleData.category_id === 9999 ?