Liu Bin (center), director of the Zhejiang Provincial Institute of Cultural Relics and Archaeology, speaks to the media about a major highlight of the ongoing exhibition at the Palace Museum, a 5,300-year jade article from Liangzhu Culture, called the "king of cong". [Jiang Dong/China Daily]

Jade huang, a thread of tubes.[Jiang Dong/China Daily]

A bracelet with a dragon-shaped totem.[Jiang Dong/China Daily]

A jade bi article inscribed with a handwritten poem by Emperor Qianlong.[Jiang Dong/China Daily]

A Liangzhu Culture cong unearthed from the Sidun site in Changzhou, Jiangsu province.[Jiang Dong/China Daily]