The China Chess League (CCL) (Chinese: 中国国际象棋联赛) is a Chinese professional league for chess clubs. The league is organized by the Chinese Chess Association. It is sponsored by Youngor Group and was sponsored by the Shandong Torch Real Estate Group (2005–2009) and it has been able to determine the league's sponsorship name. Seasons usually run from April to November each year. The league is contested by 10 clubs. Under the rules of the league each team is allowed to register seven Chinese players and an unlimited quota of foreign players. The rules require five boards with at least two female players and a 25 min+30 sec increment rapid game must also be played on one of the boards.