A Perspective on the Chinese Imagination and Martial Arts
Following the Xia code entailed acting outside the law. Youxai's activity gave commoners recourse against egregious offenses but didn't address the larger injustices done to them by royalty and those in government.
The second meaning of the phrase deals with righting wrongs in dealings with the government. Upholding the code of Xia didn't mean you were necessarily a sword-wielding martial artist; on very rare occasions, government administrators also followed the code in their own way.
The first is Di Renjie, minister to messianic leader Wu Zetian. What makes this historical figure unusual is his consistent support of a woman for Empress.
Di Renjie Bao Zheng