Rural sewage treatment is essential for Baiyangdian ecological environment governance according to Baiyangdian ecological environment governance and protection planning (2018–2035) released by Hebei, China in Jan. 2019.
Wensheng LiYungui LiJianmin ZhangFengyu WangBin Wang
Wensheng LiYungui LiJianmin ZhangFengyu WangBin Wang