对接微信公共号

对接文档:https://developers.weixin.qq.com/doc/offiaccount/OA_Web_Apps/JS-SDK.html 获取api_ticket 方法， 请求报connect timed out

具体报错：org.apache.http.conn.ConnectTimeoutException: Connect to api.weixin.qq.com:443 [api.weixin.qq.com/101.91.34.103, api.weixin.qq.com/101.89.47.18, api.weixin.qq.com/101.91.37.13] failed: connect timed out