After Zhou Wuwang acceded to the throne, his younger brother was enfeoffed as various governors, and his uncle was appointed as Shangcai, also known as Cai Shudu, and Cai's surname came into being. During the Spring and Autumn Period, Confucius lived in Shangcai, and Confucius wrote Chunqiu after Cai Chen. I met the king of Gucai in Bian Que. Shangcai was once prosperous, then gradually declined, and Cai moved the capital to Xincai. Today, there is a gossip platform in Shangcai, where Fuxi divination is located. The Double Ninth Festival originated in Lugang, Shangcai. Shangcai has a long history, outstanding people and profound cultural heritage. ......