https://bbs.qeasy.cloud/d/12573-wang-dian-tong-qi-ye-ban-ji-qi-men-huo-qu-lian-jie-qi-xin-xi
POST https://api.wangdian.cn/openapi2/{接口服务名}.php
POST https://api.wangdian.cn/openapi2/trade_query.php
POST https://api.wangdian.cn/openapi2/stock_query.php
