微信二维码海报推广示例

先贴出来几个链接：

1. http://www.cnblogs.com/txw1958/p/weixin-poster.html

2. http://blog.csdn.net/phpxiaoxu/article/details/70155249

3. http://blog.csdn.net/u012767761/article/details/73948691

4. http://blog.csdn.net/qq_36176250/article/details/77880156