Introduction to the Atmospheric Clock: In the museum, you can see excellent timepieces from ancient and modern times, both at home and abroad: Dengfeng Observatory, scale, water transport instrument platform, bevel clock, French gilt mantel clock, American eight-day car clock, Swiss Breitling aviation clock , as well as the Atmospheric Clock, Roger's Flying Pendulum, Rolling Ball Clock, Leather Clock, as well as the Chinese Qing Dynasty's mahogany star chart solar terms astronomical clock, Suzhou Jiexun Clock, the same Shanghai brand watch worn by Premier Zhou Enlai and China's early experimental The products such as "Peace Brand" watches are dizzying and eye-opening.