Penglai Huande Steel Valve CO.,LTD is a factory speciliazed in design, development and production of stainless steel ball valves. It has many production lines such as Lostwax investment casting, CNC machine and assembly inspection etc. And, it had passed the attestation of ISO9001 quality system and CE certificate. We have our own export right and has grown to be a major supplier of all kinds of precision castings and ball valve, check valve, stop valve, gate valve, filter, quick joint. Female connection, male connection, welded connection, flange connection are all available.