Box Semi Trailer Product Description: The car body is made of high-strength cold-rolled corrugated steel plate with no skeleton structure and reasonable distribution towards the body. X type pull pull, with DORA, heavy load, light weight characteristics, box top has closed, push pull open type, open type, open tarpaulin type, easy to operate, to meet the user diversification, personalized requirements. The vehicle body is made of high quality steel, advanced technology and