Shijiazhuang Hangjian Internal Combustion Engine Parts Factory was built in 1990. Specializing in the production of diesel engine series into the exhaust valve series into the exhaust valve, the products exported to Europe. South America. Southeast Asia and other countries. I am strong technical force, the use of tip welding head U-type quenching, bimetallic friction welding, Japan CNC grinding machine, QpQ salt bath soft nitriding furnace, the surface of rapid chrome technology, with cloth. Luowei hardness, Roundness, tensile testing machine and other testing equipment to ensure that the products meet the high precision, high quality. Companies follow the technology as the core, market-oriented, to management as a fundamental, customer satisfaction as the goal. The market and the future represent our values. We left the real interests of the customer, the long-term interests left to the partners.