Zhejiang Pore Valve Manufacturing Co., Ltd.(Sine-US Joint Venture) is located at Oubeitown,Yongjia named "China Pump and Valve Hometown"near to beautiful scenic rpot Nanxijiang, the floor area of company is 21780m2, that is 31mous.Since fouded in Oct. 1997.It is specialized in producing "PORe" gate valve, stop valve, check valve, power station valve, vent valve, control valve, butterfly vale, the tri- eccentricity mulfi-levdi hard sealing butterfly valve has got the three national patent technology. The product covers thousands of specifications,according to the latest standard like ANSI, API, DIN, BS, JIS, GB to produce, the materialused for products have WCB, LCB,WC6,WCP, ZGCr5Mo, ZG15Cr1MolVA, CFS, CFSM, CF3, CF3M, 12CrlMoV,ZG1Crl 8NiqTi, ZG1Crl 8Nil2MOgTi and so on; adopt lots of driving mode like manual, eleetromotion, hydrodynamically operation, pneumatic, and eletriohydraulic operation; owing the nominal diameter from DN 10~DN 2000ram; work pres sure 0.6~42.0Mpa, complete product specification, the products are widely for the industrin s like petrol and chemical, metallurgy, power, paper making, pharmacy, ultra construction and so on, and exported Occident, Middle East and Southeast Asia, because of reliability and security, it is enj eyed by clients home and abroad.