Tuan Vessel of I Ch'u, King of Hsu Late Spring & Autumn Period (771-482 B.C.) Height 20.4cm Diameter of mouth 8.2cm Its 35-character inscription terms this wine vessel tuan and states that it was made by I Ch'u, King of Hsu. According to the Tso Chuan, the state of Hsu was extinguished by the state of Wu in 512 B.C.