(221208) -- BEIJING, Dec. 8, 2022 (Xinhua) -- Li Shulei, a member of the Political Bureau of the Communist Party of China (CPC) Central Committee and head of the Publicity Department of the CPC Central Committee, speaks at a ceremony to mark the 30th founding anniversary of the Association of National History of the People's Republic of China (PRC), in Beijing, capital of China, Dec. 8, 2022. Chinese President Xi Jinping, also general secretary of the CPC Central Committee and chairman of the Central Military Commission, sent a congratulatory letter to the association. Li read Xi's congratulatory letter and addressed the ceremony. (Xinhua/Ding Haitao)