... meters, 0.85 meters, 0.6 meters), loading and unloading large cargo hardware devices :16-400T arm ... large transformers, ultra-pure air purifiers; - Engineering machinery and equipment: bulldozers, rollers, loaders, hook machine, crawler machine ... machinery and equipment: bulldozers, rollers, loaders, hook machine, crawler machine; - Petroleum, chemical equipment: tower, reactor, storage tank, ...