This article was published in Ta Kung Pao (Hong Kong) in Chinese. The English translation of the title is 'The development of China's science and technology must be valued by the whole world - An interview with the famous scholar Joseph Needham, invited here to lecture in Hong Kong.' The subheadings in the article are: 1. Why should we study the history of science and technology? 2. The brilliant achievements of ancient Chinese science. 3. China has the necessary conditions for the investigation of Chinese science. 4. [China] must make a great effort to foster scientific talent. The author of the article is Li Weiqing 李維慶.