Group 1 - The exhibition "Endless Exploration: China's Aerospace, Aviation, and Navigation" was jointly organized by the China National Space Administration and the Hong Kong Special Administrative Region government, aiming to showcase China's latest achievements in these fields and inspire public interest in technological innovation, especially among the youth [1] - This is the first time the China National Space Administration has held an exhibition abroad covering aerospace, aviation, and navigation, featuring several exhibits making their debut in Hong Kong, including lunar samples from the Chang'e 5 and Chang'e 6 missions, models of various aircraft, and significant naval vessels [1] - The exhibition includes eight interactive experience projects and displays models of the Long March 5 rocket and the "Fighter" manned submersible in the outdoor area of the Hong Kong Science Museum [1] Group 2 - During the exhibition, a series of popular science lectures will be conducted by six experts, including an academician from the Chinese Academy of Engineering and the deputy commander of the Chang'e 6 mission, along with workshops and scientific demonstration activities for the public [2] - The exhibition will run until September 7 [2]