Mainly engaged in single cylinder dieseengine and its acces.sories for types of(S/ZS) Changchai, (CF) Changfa, Shifeng, (JD/ZH) Changtonc(LD/KM) Laidong, Yanmar,(SH) Shuhe, SD,AMEC.

           The main parts are including liner kit, oil pump, cylinder liner, piston crankshaft, piston ring, cylinder head, 

          fuelniection pump, nozzle, connecting rod, mainbearing shell, connecting rod bearing, valve, valve assy, water pumpassy, indicator, main shaft cover, starting shaft, balance shaft, piston pin, valve tappet, valve spring, high pressurepipe, oil pipe, rocker arm, ect, covering more than 2000 kinds of sinale cylinder diesel engine parts andaccessories made by country's dozens of famous manufacturers, sold throughout the country.