China Chongqing Tongrui Filtration Equipment Manufacturing Co.ltdis professional high technical company in oil filtrationdeveloping, researching and manufacturing. We apply our products tojoint track with international market. According to ourselvesfeature and superiority, with the principle of people oriented,technological innovation and do the first , with the marketoriented of developing with the credit standing, exist with themass quality to continuously satisfy domestic and foreigncustomers' demand.