According to Zuo Zhuan there were eight parts that mentioned ten officials were feasted by Emperor Zhou or other Monarchs, and they are Ning Wu-zi (from Wei State), Hua Ou (from Song State), Shi Hui (from Jin State), Zhao Wu (from Jin State), Shu Sun-bao (from Lu State), a high rank official from Cao State, Han Xuan-zi (from Jin State), Yan-ying (from Qi State), Xun Luo (from Jin State), Shu Sun-chuo (from Lu State). The rank of these ten officials was "Qing" then. Therefore, theoretically official who was feasted by Emperor Zhou or other Monarchs was "Qing" in Zuo Zhuan.