Career
Wu Gaojun broke into the senior side of Liaoning Football Club on May 15, 2005 in a league game against Shenzhen Jianlibao in a 3-1 victory. After making his debut he would become a fringe player within the team until the 2008 league season when he was given his chance to establish himself within the team, however at the end of the season the team could not avoid relegation to the second tier.