On October 31, 2009 (September 14, 2009 lunar calendar), Beijing Guoan won the Chinese Super League championship for the first time. On October 31, 2009, Beijing Guoan won the Chinese Super League championship for the first time. At 17:25 on October 31, Beijing time, Beijing Guoan defeated Hangzhou Greentown 4-0 at home in the 30th round of the 2009 Chinese Super League. Martinez scored 3 consecutive goals and scored a hat-trick, and Zhou Ting scored a penalty. In the end, Beijing Guoan won the 2009 Chinese Super League championship with 51 points, which was also the first time that Guoan won the top league championship in 16 years of participating in the Chinese Football Professional League. Beijing Guoan Football Club was established on December 31, 1992, and its predecessor was Beijing Football Team. Beijing Guoan Football Club is the earliest professional club established in the Chinese mainland, and it is also the only professional football team that has never changed its owner since the Chinese Professional Football League in 1993. In February 1997, with the approval of the Beijing Municipal Government and China CITIC group company, Beijing Guoan Football Club was changed to a directly subordinate CITIC Guoan group company for operation and management. In December 2003, it was changed to a limited liability company, jointly funded by two shareholders of CITIC Guoan group company and Beijing Guoan Construction Co., Ltd. Beijing Guoan Beijing Guoan fans An Shilun