Patrol team's green efforts pay off By Hou Liqiang in Beijing and Yang Jun in Guiyang | CHINA DAILY | Updated: 2021-07-08 07:39 Share CLOSE Members of the Wuma Environmental Protection Society patrol the Wuma River, a tributary of the Chishui River in Guizhou. CHINA DAILY Hard work brings improvements to area of Guizhou A group of people patrol the Wuma River, a branch of the Chishui River in Guizhou province, in their spare time-sometimes deep into the night. They pick up waste and prevent people from fishing in the tributary, which run...