Aerial photo taken on Jan. 7, 2020 shows Zhao Zelun's home on Zhongba Island in Chongqing, southwest China. From Jan. 1, 2020, China began a 10-year fishing ban in key areas of the Yangtze River to protect biodiversity. Zhao, finishing his 30 years' career as fisherman, started a farm hostel business in Zhongba Island. (Xinhua/Liu Chan)