Jining Yihai zhaodays Engineering Machinery Co., Ltd. specializes in sales of various excavators accessories, a walking motor, final drive assembly, rotary motor, reducer, hydraulic pump, the main control valve, engine, generator, four matching, size tiles, hydraulic oil tank, water tank, radiator assembly, starter, motor throttles, tensioning the total into the cylinder, size, arm, Ripper, bucket, liner, inlet valve, exhaust valve, turbocharger, cylinder head of the engine, overhaul kits, track assembly, cab, chain, models are Komatsu, Hitachi, Carter, Daewoo, Kobelco, Volvo, Kubota, Yuchai, three one imported excavators and domestic excavator