微信支付小微进件demo，c#版本，可以作简单参考
Wechat payment widget demo (2020-04-30, Pascal, 543KB, 下载1次)
很简单解决备案查询，每次要去官网或者其他网站太麻烦，这次要抓取数据用，顺便写了一下
参考了网站部分代码共享出来给有需要的人，少花点时间
A simple solution for each query, go to the official website or other websites too much trouble, this time to grab the data, and write it
Reference to the website code sharing out to those who need to spend less time. (2016-02-23, Pascal, 23KB, 下载1次)