<system.web>
......
<globalization requestEncoding= "gb2312 " responseEncoding= "gb2312 " culture= "zh-CN " fileEncoding= "gb2312 " />
......
</system.web>
在web.config中设置字符集

<system.web>
......
<globalization requestEncoding= "gb2312 " responseEncoding= "gb2312 " culture= "zh-CN " fileEncoding= "gb2312 " />
......
</system.web>