- ;Valmax Valve is a leading China industrial valve manufacturer, supplier of ball valves, gate valves, globe valves, check valves，s- trainers, got valves in stock. We are concentrating on industrial valves R & D. We have two processing factories, covers an area of 34,000 square meters with production capacity of 7000 tons per year. Valmax has modern facility and leading technology together with scientific management.