... we have following products:1.Container semi trailer : flat bed semi trailer and skeleton semi trailer ,used for transport 20ft,40ft,45ft, ... equipment, such as excavator etc.3.Dump semi trailer: Side tipping or rear tipping semi trailer ,used in mining area for transport mineral, ... transport sands and transport for grain;4.Fuel tanker semi trailer: Tanker capacity:30-60m3;5.Concrete conveying pump/boom ...