Founded in 2005 and located in Yancheng, Jiangsu, with a registered capital of RMB 20 million, JW LOK specializes in the R&D and manufacturing of valves. It has developed more than ten product series, which are widely used in petroleum, petrochemicals, chemicals, metallurgy, electric power, light industry, environmental protection, and other sectors. Its main products include fittings, valves, valve manifolds, strainers, quick couplings, hoses, hose adapters, steel tubes, and sampling systems, providing comprehensive supporting solutions for industrial piping systems.