《周礼·地官司徒·遂人&土均》
三年大校比，就率领属吏荐举民众中贤能的人，表彰属吏中有功的人，聚集各级属吏教导他们做好工作。
三岁大比，则帅其吏而兴甿，明其有功者，属其地治者。
In the third year of the Grand School, they led their subordinates to recommend virtuous people from the people, commend meritorious subordinates, and gather subordinates at all levels to teach them how to do their jobs well.