Chinese President Xi Jinping, also general secretary of the Communist Party of China Central Committee and chairman of the Central Military Commission, visits Yangjiagou revolutionary site in Mizhi County during his inspection tour of Yulin City in northwest China's Shaanxi Province, Sept. 13, 2021, learning about the progress in strengthening the protection of revolutionary sites, as well as sustaining revolutionary legacy. (Xinhua/Xie Huanchi)