Profile: Huai An Special Purpose Vehicle Co.,Ltd is a manufacturer of various special semi trailers, tanker trailers and vacuum trucks. Our low bed trailer is a kind of trailer that mainly used to transport various heavy trucks including tow tractors, motor bused & special vehicles, railway vehicles, mining machines, forestry machinery and agricultural machinery including excavators, bulldozers, loaders, pavers, and cranes, & many other heavy goods. The lower the center of gravity, the better its stability, safety & the stronger its capacity of transporting ultrahigh goods and going through barriers at the top of its head. Its main components include chassis, axle, tire, suspension system, steel rim, and electrical systems. The structures of our low bed semi trailers include flatbed type, concave beam type, and tire-exposed structure. The loading surface of the chassis is very low, thus ensuring the stability of the transportation. This vehicle adopts triaxial balanced type, biaxial balanced type or rigidity suspension frame. There is mass balance block between the front and rear steel-plate springs, which can enable the front & rear springs to have equal deflection changes & the front & rear to receive force evenly distributed.