Another Safety Valve Manufacturer in China is recognized as Shanghai Wuyue Pump and Valve Group (5MOUNTAINS 1869 ) since 2001, which provides spring loaded, pilot-operated, switching, vacuum and pulse safety valves. They are ISO, ASME, API, ECM and NBBI certified and fulfil international industries in their requests of resilient high-quality over-pressure protection devices that are designed to last and are assuredly enforced with safety protocols in mind.