Chinese President Xi Jinping, also general secretary of the Communist Party of China (CPC) Central Committee and chairman of the Central Military Commission, presents China's top science award to aircraft designer Gu Songfen (R) and nuclear expert Wang Dazhong (L) at an annual ceremony to honor distinguished scientists, engineers and research achievements at the Great Hall of the People in Beijing, capital of China, Nov. 3, 2021. (Xinhua/Li Xueren)
