Nuclear submarine designer Huang Xuhua, awardee of the Medal of the Republic, speaks at the presentation ceremony in the Great Hall of the People in Beijing, capital of China, Sept. 29, 2019. China held the presentation ceremony of the national medals and honorary titles on Sunday at the Great Hall of the People, ahead of the 70th anniversary of the founding of the People's Republic of China (PRC) on Oct. 1. (Xinhua/Ding Haitao)