
Aerial photo taken on Aug. 9, 2018 shows farmers harvesting rice cultivated in rice-fish symbiotic system in Pingshan Village of Bajiang Township in Sanjiang Dong Autonomous County, south China's Guangxi Zhuang Autonomous Region. (Xinhua/Wu Lianxun)

Aerial photo taken on Aug. 9, 2018 shows farmers harvesting rice cultivated in rice-fish symbiotic system in Pingshan Village of Bajiang Township in Sanjiang Dong Autonomous County, south China's Guangxi Zhuang Autonomous Region. (Xinhua/Wu Lianxun)

Aerial photo taken on Aug. 9, 2018 shows a view of rice field cultivated in rice-fish symbiotic system in Pingshan Village of Bajiang Township in Sanjiang Dong Autonomous County, south China's Guangxi Zhuang Autonomous Region. (Xinhua/Wu Lianxun)

A farmer harvests rice cultivated in rice-fish symbiotic system in Pingshan Village of Bajiang Township in Sanjiang Dong Autonomous County, south China's Guangxi Zhuang Autonomous Region, Aug. 9, 2018. (Xinhua/Wu Lianxun)

Farmers harvest rice cultivated in rice-fish symbiotic system in Pingshan Village of Bajiang Township in Sanjiang Dong Autonomous County, south China's Guangxi Zhuang Autonomous Region, Aug. 9, 2018. (Xinhua/Wu Lianxun)