Law enforcement ships sail on the Wuhan section of the Yangtze River in Wuhan, central China's Hubei Province, on Dec. 31, 2020. A ceremony on launching the 10-year fishing ban was held in Wuhan on Thursday. Key areas of the Yangtze River will enter a 10-year fishing ban period, starting from Jan. 1, 2021. (Xinhua/Cheng Min)