A HOWO 6x4 sewage truck is a heavy-duty, commercial vacuum/suction vehicle built by Sinotruk. It is specifically designed for collecting, transporting, and dumping municipal and industrial liquid waste, such as septic sludge, mud, and wastewater. Gearbox manual 12-15cbm vaccum Suction tank Stainless steel tank Hydraulic cylinder to lift tank Tyres new Ac working