The tank body of the Dongfeng Special Bottom Sewage Suction Truck is cylindrical, made of 5mm thick high-quality carbon steel steel plate of Wuhan Iron and Steel Co., Ltd., with a dirt suction window at the front of the tank, a hand-washing device, a lifting device, a suction pipe of 5 meters, and a variety of tanks. Color selection, the rest are made according to the factory standard configuration. The vehicle is equipped with a high-power vacuum sewage suction pump and a high-quality hydraulic system. The tank head is die-casted at one time, the tank can be opened behind, and the double top is self-unloading. The dirt in the tank can be dumped directly through the back cover, and it has the characteristics of high vacuum (more suction than fecal suction truck), large tonnage, high efficiency, and wider use.