... Zone Dongpu Guangzhou China from 2003. Supply the excavator parts of Komatsu, Hitachi, Caterpillar, Daewoo, Kato, Kobelco ... valve guide, piston, piston ring, liner, bushing.Electrical parts: Starter motor, alternator, sensor, fuel control motor, solenoid valve, revolution ... starter relay, angular sensor, pressure switch.Hydraulic spare parts: hydraulic pump, swing motor, travel motor.Undercarriage: ...