《宋史·列传·卷二十二》
吕余庆因先代官爵补任千牛备身，历任开封府参军，升户曹掾。
余庆以荫补千牛备身，历开封府参军，迁户曹掾。
Lv Yuqing was appointed as Qianniu Beishen due to his ancestor's official title. He served as an advisor to Kaifeng Prefecture and rose to the rank of Hucao Yuan.