China Bosseal Valves Factory Co., Ltd. is a reliable and profesional valve manufacturer with a long history of over 20 years and offer a variety of product line in operation like Ball Valves, Gate Valves, Globe Valves, Check Valves, Butterfly Valves, Plug VaIves, and Strainers designed in accordance with API, ASME, ISO, DIN, BS, EN standards. Guaranteed by expertise from our Tec... https://www.bossealvalves.com