Shenzhen Jewellok Technology Co., Ltd is a fluid equipments manufacturer mainly engaged in the manufacture of instrumentation fittings and valves, we’re specializes in pressure reducing pressure regulator, single stage pressure regulator, two stage pressure regulator, low pressure nitrogen gas regulator, high pressure nitrogen gas regulator,propane adjustable pressure regulator, adjustable low pressure propane regulator, nitrogen cylinder pressure regulator valves, pressure regulator valves, ferrule joints, valve fittings, pipeline system installation, ball valve needle valves, VCR joints, welding joints, flame arresters, filters, gas pipeline systems, high-purity pipeline systems, stainless steel clean pipes and other products.Jewellok specializing in high-purity/special gas supply systems, various laboratory/research institute gas supply systems, gas pipeline engineering, installation and commissioning services.