A volunteer distributes promotion paper for water protection in Shimen village, Gaohong town of Hangzhou, capital of East China's Zhejiang province, Sept 8, 2019. Several teams of volunteers for water protection have been organized in Gaohong town to improve the local environment.[Photo/Xinhua]

　　Volunteers collect rubbish on a river in Shimen village, Gaohong town of Hangzhou, capital of East China's Zhejiang province, Sept 8, 2019.[Photo/Xinhua]

　　A volunteer distributes promotion paper for water protection in Shimen village, Gaohong town of Hangzhou, capital of East China's Zhejiang province, Sept 8, 2019.[Photo/Xinhua]

　　Volunteers collect rubbish on a river in Shimen village, Gaohong town of Hangzhou, capital of East China's Zhejiang province, Sept 8, 2019.[Photo/Xinhua]

　　Volunteers collect rubbish on a river in Shimen village, Gaohong town of Hangzhou, capital of East China's Zhejiang province, Sept 8, 2019. [Photo/Xinhua]