1.微信公众测试号登陆:
https://open.weixin.qq.com/connect/qrconnect?appid=wx39c379788eb1286a&scope=snsapi_login&redirect_uri=http%3A%2F%2Fmp.weixin.qq.com%2Fdebug%2Fcgi-bin%2Fsandbox%3Ft%3Dsandbox%2Flogin
2.百度开放云登陆:
https://login.bce.baidu.com/