Established in 2000,NAI-LOK has made a name of itself in the list of top suppliers of in China. We focus on the production, research and development, sales of instrumentation valves and industrial valves.We have more than 20 years of precision valve manufacturing and 10 years of export experience. Our strict control and management of the entire production process enables us to provide products that meet our customers' requirements for product safety, functionality and design at competitive prices, while ensuring the shortest lead times in the market.