String requestUrl = "https://www.kuaidi100.com/query?type="+express2.getCode()+"&postid="+express2.getExpress_number();String requestUrl = "https://www.kuaidi100.com/
String requestUrl = "https://www.kuaidi100.com/query?type="+express2.getCode()+"&postid="+express2.getExpress_number();String requestUrl = "https://www.kuaidi100.com/