This product adopts imported base oil + imported additives formulated, in the harsh working environment, can still maintain a layer of oil film on the gear surface, strong anti-wear properties, to prevent wear of gears and bearings; oxidative stability at high temperatures, specifically for imported, domestic heavy construction machinery and vehicle equipment, special lubricants, to ensure that the exhaust load of the National IV and National V emission standards. Specialized lubricant for imported and domestic heavy construction machinery and vehicle equipment.