Zhong Nanshan, an academician of the Chinese Academy of Engineering, delivers a speech via video at the third World Laureates Forum in Shanghai, east China, Oct. 30, 2020. More than 300 scientists, including 61 Nobel Prize laureates, participated in the third World Laureates Forum which was held through webinars and offline meetings in Shanghai. The forum was initiated by the World Laureates Association. (Xinhua/Wang Xiang)
