The most advantage of this specific trailer is flexible. The end user can combine longitudinal or lateral the trailers to meet the request that come from different mass and size of the cargo. * modular designed, can be combined lateral and longitudinal according to size or mass of cargo. * The modulars can be divided into 2 axlelines modular, 3 axlelines modular, 4 axlelines modular, 5 axlelines modular, 6 axlelines modular, 7 axlelines modular and 8 axlelines modular. * The cargo mass to be transported reaches 3000 tons. * Adopt hydarulic independent suspension with good performance of shockabsorbing and road adaption. * All wheel steering with smaller steering radius. * Loading plarform can lift to load cargo easier.