The Hengyuan main business Carter, Komatsu, Hitachi, Hyundai, Kobelco, Volvo, Sumitomo, Doosan (Daewoo), Kato, Ishikawajima domestic and Sunward, Yuchai, Trinity, Xiamen Engineering, Liugong excavator parts , bulldozer parts, loader accessories imported engine parts: the cab, the cab door assembly, cab windscreen, cab sunroof, the cab door locks, control valve, the computer version, generators, rotary support, fuel tank assembly, chain, chain plates, gear ring, bucket, internal and external wire-speed travel motor accessories, to start the motor, the pilot pump, pump, fuel injector nozzle, instrument panel, the planetary gear, Samsung teeth, supporting wheels The hydraulic pump parts, oil pump, water tank, air conditioning compressor made difficult, the price to a minimum.