Introduction to the cultural relics exhibition hall on the third floor: The cultural relics exhibition hall on the third floor is divided into two basic exhibitions: "Huai'an Historical Cultural Relics Exhibition" and "Huai'an Cultural Relics Exhibition", which are divided into ceramics, jade, bronzes, coins, calligraphy and paintings. In other categories, nearly 700 cultural relics are on display, including more than 130 fine cultural relics. Among them, the Chen Zhang bronze round pot from the Warring States Period, unearthed in 1982 in Muchian Township, Xuyi County, can be called a national treasure.