Villagers air grain in Gaoxiu Village in Sanjiang Dong Autonomous County, south China's Guangxi Zhuang Autonomous Region, Sept. 13, 2018. (Xinhua/Wu Lianxun)

A villager airs grain in Pingyan Village in Sanjiang Dong Autonomous County, south China's Guangxi Zhuang Autonomous Region, Sept. 12, 2018. (Xinhua/Gong Pukang)

A villager airs grain in Pingyan Village in Sanjiang Dong Autonomous County, south China's Guangxi Zhuang Autonomous Region, Sept. 12, 2018. (Xinhua/Gong Pukang)

Villagers air grain in Gaoxiu Village in Sanjiang Dong Autonomous County, south China's Guangxi Zhuang Autonomous Region, Sept. 13, 2018. (Xinhua/Wu Lianxun)

Villagers air grain in Gaoxiu Village in Sanjiang Dong Autonomous County, south China's Guangxi Zhuang Autonomous Region, Sept. 13, 2018. (Xinhua/Wu Lianxun)