Applicable mechanical one, monorail and light small crane, construction and tower cranes, gantry cranes and gantries, trailers, construction machinery, concrete mixers, mobile lifting equipment and other types of lifting equipment; 2, construction machinery, transport machinery, lift / hoist, loader / mixer, tunneling equipment, material handling equipment, locomotives and railway equipment cranes, driving; 3, hydraulic cranes, concrete pump, a roller coaster, mining machinery, crane, cranes, dumpers, For industry heavy industry construction, mining, container terminals, warehousing, machinery manufacturing, chemical, paper, construction machinery, etc., using the remote control for remote operation of the industry; a large heavy machinery and other industrial control systems and other lifting locomotives, lifting machines.