Chinese President Xi Jinping, also general secretary of the Communist Party of China Central Committee and chairman of the Central Military Commission, walks with pupils after a voluntary tree planting activity in the eastern suburbs of Beijing, capital of China, April 2, 2018. Other Chinese leaders including Li Keqiang, Li Zhanshu, Wang Yang, Wang Huning, Zhao Leji, Han Zheng and Wang Qishan also attended the event. [Photo/Xinhua]