Abstract: In order to carry out the state’s deployment of the strategy of “encouraging and supporting the development of certain brand sports events”, further improve the CBA tournament system, and promote the improvement of the overall level of Chinese and Asian competitive basketball, the present paper, using the methods of literature review, expert interviews, video observation and other methods, studied the policy of “using no more than three foreign aids in a team” in the CBA tournament, the findings show that: (1) the policy has underwent 3 stages from prohibition through appropriate use to reduction of use. (2) when Sichuan won the championship in the 2015-2016 season, the policy became a focus of questioning by public opinion, which includes: restriction of domestic players development; impacts on traditional strong teams and teams of middle level; once the teams lose the qualification of using foreign players, their performances will decline, which in turn support Chinese opponents in Asian competitions; (3) the policy is only a possible factor to promote the rankings of CBA teams; an important embodiment of the league professionalization; an important innovation to compensate the weakness of the rookie selection system at the present stage; helpful to the emergence of a number of star players; and conducive to the improvement of overall competitive level of basketball in Asia; an unnecessary approach to occupy the Asian market. (4) the reform of the policy should be conducted under the precondition that the relationship between competition fairness, internal players training, use of European and American players, the various needs of the clubs and foreign aids from Asia is well-coordinated. Research proposals: the policy should be applied to the regular season and the playoff respectively; adjusting the times of Asian foreign aids competing in courts; reforming the practice that teams turn to European and American aids when they give up the qualification of using Asian foreign aids; new teams should be treated differently; maintaining the number of teams using three foreign aids currently.

Key words: CBA league, the policy of using no more than three foreign aids, foreign aids from Asia, competitive balance