更新文件

Util/HaoDa/HaoDaHelper.cs

@@ -1,12 +1,9 @@
 using System.Net.Mime;
 using System;
 using System.Collections.Generic;
-using System.IO;
 using System.Linq;
-using System.Net;
 using System.Security.Cryptography;
 using System.Text;
-using Aop.Api.Util;
 using Library;
 using System.Net;
 using System.IO;