Farmers work in terraced fields in Sishui Village of Longsheng County, south China's Guangxi Zhuang Autonomous Region, June 16, 2018. (Xinhua/Pan Zhixiang)

Farmers work in terraced fields in Sishui Village of Longsheng County, south China's Guangxi Zhuang Autonomous Region, June 16, 2018. (Xinhua/Pan Zhixiang)

Farmers walk in terraced fields in Sishui Village of Longsheng County, south China's Guangxi Zhuang Autonomous Region, June 16, 2018. (Xinhua/Pan Zhixiang)

A farmer works in a terraced field in Sishui Village of Longsheng County, south China's Guangxi Zhuang Autonomous Region, June 16, 2018. (Xinhua/Pan Zhixiang)