Hebei Jiwei Valve Trading Co.,Ltd.  is a private joint stock company, as one of the leading professional manufacturers of valves in China for over 8 years. The company owns the independent legal personality and takes the direct import and export right. Our products mainly conform to the standards of GB/JB (in China), DIN (in Germany), Russian standard, API/ ANSI (in America), and others. The diameter from DN15 to DN1000 with pressure stage of 0.25~6.4Mpa, and the working temperature from -60 centigrade to 450 centigrade. The materials are mainly HT200, HT250, QT400, QT450, WCA, WCB, WCC and others. Our main p···