diff --git a/api/dao/BaseClass.go b/api/dao/BaseClass.go
index da89602..f56e451 100644
--- a/api/dao/BaseClass.go
+++ b/api/dao/BaseClass.go
@@ -138,6 +138,7 @@ func (r *BaseClassDao) GetBaseClassPageSearch(req requests.GetBaseClassPage, pag
 	}
 
 	// 排序
+	query = query.Order("convert(substring(class_name,1,1) using `GBK`) asc")
 	query = query.Order("created_at desc")
 
 	// 查询总数量