Our company, a member of internal-combustion engine association of China, is a company with years of successful experiences in the field of producing engine fittings. According to the JB/T9769-1999 standard, we professionally produce alloy valve seat washers with high attrition endurance,high temperature endurance,high concussion endurance and high erosion endurance. According to the GB223 standard, we professionally produce valve pipes with high attrition endurance,high temperature endurance and high erosion endurance, furthermore, we can especially produce products with other special sizes in the light of the client&＃039; s requirement. There are many kinds of products in our company which can be used in the agriculture machines;industry mine machines and mechanism engines. The products are fit for imported engines such as the engines of Cummins,Caterpillar,Komatsu,Mitsubishi,Isuzu,Nissan,Hino,Hitach,Sumitomo,Daewoo,Hyundai,Benz and Deutz,and also are fit for the homemade engines such as Dongni,Naveco,4y,Jangling and Steyr. No matter whether the batch is large or small, it is swift to supply in time. We always worry what urgent construction brigades and repair factories worry, and solve the difficulties of distributors and supply sectors. Have won praise from customers home and abroad deeply. Welcome you to consult and order, either through letters or telephone, also welcome drawings and samples to be followed to make to order. We&＃039;ll serve you in all-weather 24 hours.