Nanjing Greteq Industrial Co., Ltd. is specialized in researching on and producing gas cylinder valves, NGV accessories and the vehicles-compressed natural gas (CNG) valves. It is one of the largest gas valve cylinder manufacturers in China. It is a member unit to China Gas Cylinder Professional Committee, China Gas Cylinder Standard Technical Committee and Fittings Branch Committee.
The plant is located in Danyang Yanling Industry Zone, Jiangsu, China, and covers an area of 35, 000 square meters with 24, 000 square meters of the building area. It has set up Gas Valve Research Center and owns the most advanced valve laboratory in this industry. Moreover, it adopts the fully automatic machining center, the high precision NC machine tool to manufacture the valves. It annually produces 4 million sets of the valves. It relies on the ISO9001 Quality Management System and the Pressure Container Quality Control System. It strictly organizes the production according to the internationally advanced standard and passed ISO15500 certification. The product quality is in the lead in China and strives to reach the advanced level in the world.