HTTP/1.1 200 OK Date: Tue, 20 Oct 2020 08:15:04 GMT Server: VWebServer X-Frame-Options: SAMEORIGIN Upgrade: h2c,h2 Connection: Upgrade Accept-Ranges: bytes Cache-Control: max-age=600 Expires: Tue, 20 Oct 2020 08:25:04 GMT Content-Length: 0 Content-Type: text/html Content-Language: zh-CN