Zhejiang ChengGao Valve Co., Ltd. has been engaged in design, manufacture and sales of various ball valve including floating, trunnion, metal sealed, tope entry, three way ball valves and other sepecial ball valves for 20 ***** of our products are export standard for overseas ***** at the ***** products are always said highly of by the customers because of excellent performance, competitive price with good service. ChengGao has its CAD design team, which ensures the customer technical ***** order to meet the increasing product needs of the customer, the company has established a new *****, the company has tow production factories, one is for ball valves and the other is for gate, check & globe ***** addition, more advanced equipemnt are imported including CNC.With ISO9001 certificated, the design & production are strictly to API, BS, DIN etc. The valves manufatured by ChengGao are qualified testing by Machinery Industry Quality Inspection Center, and the organisization and quality management are strictly to ISO9001:2000 quality system. In order to adapt the competition mechanism in market economy, we take a lot to guarantee good quality, develop new products actively, so as to enhance production efficiency and reduce wasting to make high quality products for the line. We welcome all the world customers to contact us for more cooperation.with our years of technical knowledge and exporting experience, We assure you, ChengGao will be one of your best business parters in China.