1, with strong self-purification ability, Wuhan Longwangzui Sewage Treatment Plant was built in Guanshan Village, the north bank of Nanhu Lake in Donghu Development Zone, surrounded by the lake, and even the discharged sewage can be purified by the lake water, with strong self-purification ability.

2, the pollution is small, and the place is far away from cities and densely populated areas, which has little pollution to residents and little impact on health.