The specialized parts of the sludge suction truck include a power take-off, drive shaft, vacuum sludge pump, pressure tank, hydraulic components, pipeline system, vacuum pressure gauge, observation port, and washing facilities. The truck is equipped with a high-power vacuum sludge pump and hydraulic system. The tank head is formed by a single die casting process, the tank can be opened from the rear, and it is a dual-top self-unloading design. Waste inside the tank can be directly poured out through the rear cover. It boasts high vacuum pressure (greater than that of a manure suction truck), large tonnage, high efficiency, and wider applications.