Wenzhou Jienuo Valve Co., ltd is a high-tech enterprise integrating design, manufacturing and installation of the biochemical, pharmaceutical and sanitary fluid equipment.All procedures took place in the workshops of JN Valves are in accordance with various industrial standards (ISO, DIN, IDF, SMS).With modernized CNC, laser welding machines and advance management, we are able to provide you with high end, most delicate and durable equipment. We have over 20 years of experiences in this industry, are fully capable of providing customized solutions to meet your requirements.