Centralized lubrication technology is getting wi dely use on con-struction machinery.Advantages and features of centralized lu-brication are listed by comparison with ordinary lubrication manners.Some ty pical centralized lubrication systems are in-tro duced,which are of referenti al value to domestic technicians to make proper selection. Centralized lubrication technology is getting wi dely use on con-struction machinery. Benefits and features of centralized lu-brication are listed by comparison with ordinary lubrication manners. Home ty pical centralized lubrication systems are in-tro duced, which are of referenti al value to domestic technicians to make proper selection.