Dongfeng Dolica 10000L High‑Pressure Washing & Sewage Suction Truck Product Overview This combined jetting‑suction truck builds on original Dongfeng Dolica chassis. It features separate 7m³ sewage tank and 3m³ clean‑water tank. Above all, it integrates high‑pressure jet cleaning and sludge suction, perfect for sewer dredging, septic tank cleaning and municipal sanitation work. Chassis & Power Configuration First of all, it …