Li Zhanshu plants a tree in Tongzhou District in Beijing, capital of China, April 8, 2019. Chinese President Xi Jinping, also general secretary of the Communist Party of China Central Committee and chairman of the Central Military Commission, attended the tree-planting activity on Monday. Other Party and state leaders, including Li Zhanshu, Wang Yang, Wang Huning, Zhao Leji, Han Zheng and Wang Qishan, also attended the activity. [Photo/Xinhua]