ʻO Tianjin Zhongfa Valve Co., Ltd. Ua hoʻokumu ʻia ma 2006, kahi mea hana valve ma Tianjin, Kina. Hoʻopuka nui i ka valve butterfly, valve gate, check valve, knife gate valve etc.
Ke hoʻokō nei kā mākou mau valve me ka valve international standard o ASTM, ANSI, ISO, BS, DIN, GOST, JIS, KS a pēlā aku. Nui DN40-DN1200, kaomi nominal: 0.1Mpa~2.0Mpa, ka mahana kūpono: -30 ℃ a 200 ℃. He kūpono nā huahana no ka kinoea non-corrosive a me ka corrosive, ka wai, semi-fluid, solid, powder and other medium in HVAC, fire control, water conservancy project, water supply and drainage in urban, electric powder, petroleum, chemical industry, a pēlā aku.