The 2009–10 CBA season was the 15th CBA season. Guangdong Southern Tigers won their third consecutive CBA title for the second time, defeating Xinjiang Flying Tigers in the Finals, four games to one. Yunnan Bulls were suspended for the season due to salary reasons, and would conditionally retain their eligibility for the 2010–11 season. Foreign players of each team could play no more than 6 quarters (5 quarters when facing Bayi Rockets) collectively each game. Asian players were not regarded as foreign players. In the Playoffs, the distance of 3 point line expanded from 6.25m to 6.75m.