Hydraulic pressure controlling department have established for a long time close cooperation with a lot of famous manufacturers over the the world. Have set up the databases of a large number of suppliers. Type of the products includes: Hydraulic pump valve, pump etc., the brand has U.S.A. Fulflo valves, Germany Jasta valve, Germany EBRO butterfly's valve, U.S.A. Tyco valve, U.S.A. Keystone valve, U.S.A. Flow safe valve,etc