Workers carry a water pipe to build a water storage facility in Dahua Yao Autonomous County, south China’s Guangxi Zhuang Autonomous Region, on Aug. 10, 2016. (Photos: People's Daily online)

Villagers build a water storage facility in Dahua Yao Autonomous County, south China’s Guangxi Zhuang Autonomous Region, on Nov. 22, 2016.

Villagers build a water tank in Dahua Yao Autonomous County, south China’s Guangxi Zhuang Autonomous Region, on Nov. 23, 2016.

Villagers build a water tank in Dahua Yao Autonomous County, south China’s Guangxi Zhuang Autonomous Region, on Sept. 2, 2017.

Villagers wash and dry clothes by the river in Nandan County, south China’s Guangxi Zhuang Autonomous Region, on Jan. 12, 2018.

A villager carries water in Nandan County, south China’s Guangxi Zhuang Autonomous Region, on Jan. 12, 2018.

Aerial photo taken on March 15, 2018 shows a water tank in Mashan County, south China’s Guangxi Zhuang Autonomous Region.

Combo photo shows a method of transferring water from a spring to a water tank invented by villager Huang Jingfei in Du’an Yao Autonomous County, south China’s Guangxi Zhuang Autonomous Region, March 16, 2018.

A villager takes tap water through a water tank in Du’an Yao Autonomous County, south China’s Guangxi Zhuang Autonomous Region, July 23, 2019.

Villagers build a water tank in Du’an Yao Autonomous County, south China’s Guangxi Zhuang Autonomous Region, on July 23, 2019.

An aerial photo taken on Oct. 16, 2019 shows family water tanks in Long’an County, south China’s Guangxi Zhuang Autonomous Region.

An aerial photo taken on Nov. 14, 2019 shows family water tanks in Dahua Yao Autonomous county, south China’s Guangxi Zhuang Autonomous Region.

Villagers build a water tank in Du’an Yao Autonomous County, south China’s Guangxi Zhuang Autonomous Region, on March 17, 2020.