Chinese President Xi Jinping, also general secretary of the Communist Party of China Central Committee and chairman of the Central Military Commission, delivers a speech during his inspection to the Chinese People's Liberation Army (PLA) Garrison in Macao Special Administrative Region, south China's Macao, Dec. 20, 2019. Xi urged the PLA Garrison in Macao to comprehensively raise its ability to perform duties and contribute more to the successful practice of "one country, two systems" in Macao. (Xinhua/Li Gang)