Xiao Guifei, the eldest daughter of Xiao School, Liao Shengzong Guifei, gave birth to two women and one son.

"Liao Dynasty Biography No.1 Empress" is not recorded in history. According to "Liao History", Volume 65, Table 3, Princess Table, it can be known that a certain imperial concubine grew female leaves for Emperor Sheng Zong of Liao Dynasty. 20 15, excavation of Xiao Guifei's tomb in Inner Mongolia Autonomous Region. A box of epitaphs was unearthed at the archaeological site, and the inscription was engraved with the seal script "Xiao Guifei Xuantang Inscription". According to the epitaph, Xiao was only seventeen years old when he entered the harem of Emperor Shengzong of Liao Dynasty (nominal age, four years in total, that is, 986). In the ninth year of Tonghe (99 1), Xiao was made the imperial concubine. In the eleventh year of Tonghe (993), Xiao Guifei died at the age of 24. Buried in Duolun County, Inner Mongolia.