The Huaifang plant, which will be China’s largest underground wastewater recycling facility, will ease sewage treatment pressure in the south of Beijing and improve the water quality of the Liangshui River.

Xylem has provided ten water inflow lifting pumps, 320 mixers for the bio-treatment process aeration pool, 52 pumps for the membrane filtration of the water reuse process and two pumps for transporting treated wastewater to an above-ground wetland area.