On the morning of September 26, the launching ceremony of the 2022 "Science and Innovation Lecture Hall" was held in the auditorium of Peiqiao Middle School in North Point, Hong Kong. The "Science and Innovation Lecture Hall" invited well-known scientists to provide popular science lectures for Hong Kong students, so that students can understand various national scientific research achievements and enhance their interest in science and technology. (The picture shows Li Jiachao, Chief Executive of the Hong Kong SAR (fifth from the left), Lu Xinning, Deputy Director of the Hong Kong Central Committee Joint Office (fifth from the right) and other guests attending the opening ceremony.) (The picture shows Li Jiachao, Chief Executive of Hong Kong SAR, delivering a speech.) (The picture shows Lu Xinning, Deputy Director of the Hong Kong China Joint Office, delivering a speech.) (The picture shows Ye Jia'an, academician of the Chinese Academy of Sciences, giving a lecture entitled "Smart Technology and Smart City".) (The picture shows students listening to the first lecture of "Science and Innovation Lecture Hall".) (Liu Xinshe)