XX company main products are: engineering lifting machinery, construction machinery, road and maintenance machinery, compaction machinery, shovel transport machinery, mining machinery, concrete pump machinery, railway construction machinery, high fire equipment, special special vehicles, special chassis, truck and host and engineering machine foundation parts products. The truck crane, rollers, paver, high fire truck, grader, lorry-mounted crane, small construction machinery and other main products and hydraulic parts, rotary bearing, screw and other basic parts market share come first.