Founded in 1998, the headquarter of China Yonglong Valve Co., Ltd is located in Dong'ou industry park with personnel 318, including 5 business technical personnel and senior engineers occupying 22000 m2 and the construction area 17822 m2 there are five valves production headquarters in industry park, including: butterfly's valve, ball valve, power plant valve, stainless steel valve series, cast steel special valves with accurate equipment 200 sets, full equipment fittings and perfect inspection method. The factory establishes CAD valve design center and develops new products constantly, having perfect equipment quality guarantee system and passing ISO9001 international certification, what was inspected as the accepted product by China Machinery Industry Valve Products Quality Inspection Center

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