Our company mainly engaged in: Sales of construction machinery; Leasing of construction machinery and equipment; Sales of mining machinery; Sales of machinery and equipment; Sales of mechanical and electrical equipment; Sales of special machinery for tunnel construction; Sales of wood and bamboo processing machinery; Sales of agricultural machinery; Sales of special electronic equipment; Motor vehicle repair and maintenance; Tyre sales; Sales of hydraulic power machinery and components; Sales of gears, gear reducers and gearboxes; Sales of bearings, gears and transmission parts; Sales of high-performance sealing materials; Sales of pneumatic power machinery and components; Instrument sales; Sales of material handling equipment; Sales of special plug-in hybrid engines; Battery sales; Sales of metal products; Lubricant sales; Sales of petroleum products.