http://www.webxml.com.cn/files/WeatherWsHelp.pdf
http://www.webxml.com.cn/WebServices/WeatherWS.asmx?op=getWeather
http://www.webxml.com.cn/WebServices/WeatherWS.asmx
http://www.webxml.com.cn/WebServices/WeatherWS.asmx?wsdl
http://www.webxml.com.cn/zh_cn/weather_icon.aspx