Core Viewpoint - The exhibition "Bridging the Seasons: The Life and Achievements of Mao Yisheng" showcases the significant contributions of Mao Yisheng to engineering and science, particularly highlighting his role in the construction of the Qiantang River Bridge and his dedication to science popularization in China [1][3]. Group 1: Mao Yisheng's Contributions - The Qiantang River Bridge is a notable highlight of Mao Yisheng's career, where he took on the challenge of building the bridge in 1933, marking a shift from foreign-led projects to domestic engineering [3]. - Historical artifacts related to the Qiantang River Bridge, including notes and manuscripts, are displayed in the exhibition, emphasizing Mao's commitment to the project [3]. - Mao Yisheng expressed a strong desire to join the Communist Party, demonstrating his dedication to serving the country, and he officially joined the party at the age of 91 in 1987 [3]. Group 2: Contributions to Science Popularization - Since 1958, Mao Yisheng played a crucial role in the establishment of the China Science and Technology Museum, overcoming numerous challenges to make the venue a reality [3]. - The exhibition features Mao's inscription for the museum, highlighting its importance as a platform for understanding and transforming nature [3]. Group 3: Interactive Exhibits - The exhibition includes seven interactive exhibits that allow visitors to explore Mao Yisheng's educational journey and the construction techniques of the Qiantang River Bridge [4]. - Multimedia projections and dynamic displays engage the audience in discovering Mao's innovative ideas for future bridge designs [4]. Group 4: Related Exhibitions - Concurrently, the "Mountain and Sea Boundless: The Cultural Exhibition of Chinese Bridge Technology" and a photography exhibition on bridge designs are also being held, showcasing the historical and contemporary achievements in bridge construction in China [6]. - These exhibitions aim to educate the public about the evolution and significance of bridge technology in China [6].