ASP.NET 頁面編碼轉換 UTF-8 轉換 GB2312

<%@ Page Language="C#" AutoEventWireup="true" ResponseEncoding="gb2312" CodeFile="top.aspx.cs" Inherits="top" %>

asp.net  頁面轉換  ResponseEncoding="gb2312"  

asp.net 頁面預設為 utf-8