Chongqing Yongfeng Elite Valve Co., Ltd. was founded in 1995 in Chongqing, specializing in manufacturing engine valves mainly for motorcycles and general machines like generator, filed mower, water pump. We can do the whole process of vales manufacturing including heat treatment, surface treatment, Plasma welding, forging & upsetting and machining operation. Now we greatly appreciate a variety market throughout the world, for example, North America, South America, Southeast Asia, and the Middle ...   |