Chinese President Xi Jinping, also general secretary of the Communist Party of China Central Committee and chairman of the Central Military Commission, is briefed about the environmental protection efforts in the Qilian Mountains and Qinghai Lake, and inspects achievements made in comprehensively addressing environmental problems and protecting biodiversity at the lake, in Gangcha County of Haibei Tibetan Autonomous Prefecture, northwest China's Qinghai Province, June 8, 2021. Xi on Tuesday visited Gangcha County during his inspection tour of Qinghai Province. (Xinhua/Li Xueren)