China Yongjia Def Valve Co., Ltd. has been a member of China Valve Association and the network member of China Petroleum & Natural Gas Corp. for more than 20 years in manufacturing valves. Our company has a perfect quality management system certified by international certificates successively. Nowadays, China Yongjia Def Valve Co., Ltd. has more than 6 engineers, technicians and 26 workers and introduces the most advanced and specialized equipment from Japan. Meanwhile, our company cooperates with the valve institutes in Beijing of China, continuously adapts new techniques, new materials and new technology, and develops new products.
China Yongjia Def Valve Co., Ltd. has acquired several patents in the valve industry, such as pressure balanced plug valve which meets national new technical patent. Our company has been awarded creative fund supported by Technology Department of China.
Over 90% of our products are exported to foreign countries and our annual output is more than 950 tons. Our markets are covering North America, Europe and the Mid East, such as the U.S.A, the U.K., Italy, Australia, Indonesia, Kuwait, Czech, the Netherlands, and Spain. Due to the stringent quality control, excellent service and good reputation, our company has been known in worldwide.
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