Xiāo Huái-wáng “Mourned King” [Cáo] Xióng died young. Huángchū second year [222] he received posthumous title as Huái-gōng “Mourned Duke” of Xiāo. Tàihé third year [229] he again received posthumous title as King. Qīnglóng second year [234] his son Āi-wáng “Tragic King” [Cáo] Bǐng succeeded, with a supply fief of 2500 households. Sixth year [238] he died. No sons. State abolished.

蕭懷王熊，早薨。黃初二年追封諡蕭懷公。太和三年，又追封爵為王。青龍二年，子哀王炳嗣，食邑二千五百戶。六年薨，無子，國除。