Haofeng Valve Co. Ltd located at YongJia County, is specialized in manufacturing ball and seat for ball valve with excellent equipment, advanced productive process, strong technical strength and complete testing system. Company provides ball with beautiful appearance and reliable quality for customers. Main Products are trunnion ball, floating ball, metal seated ball, stem ball, three/four ways ball, etc. The materials include A105, 13Cr, 304, 316, F51, Inconel etc. Surface treatment includes ENP, Chrome plating, Tungsten carbide, Stellite, Ni60 etc. Our products are exported to all over the world.