Professor (Second Grade).

Head Coach of the Tsinghua University Men's Soccer Team.

In 1982, he was admitted to Beijing Sport University.

In 1986, he began teaching at Tsinghua University.

In 1992, he was officially certified as a national-level referee.

In 1997, he was approved by FIFA as an international football referee.

Director of the Chinese Football Association Referee Committee, AFC Referee Assessor.

He has officiated over 100 major international matches and has won the "Golden Whistle Award" for the best referee in the Chinese professional football league nine times.

2010 Chinese Figure of Justice.