1999–2000 Chinese Basketball Association season

The 1999–2000 CBA season was the fifth CBA season. The season ran from November 21, 1999, to March 19, 2000. Nanjing Army Thunder and Hubei Mailyard were promoted from the Second Division. Vanguard from the Second Division was merged with Beijing Olympians and the club was known as Vanguard Beijing Olympians for the next several seasons.

1999–2000 Chinese Basketball Association season

The 1999–2000 CBA season was the fifth CBA season. The season ran from November 21, 1999, to March 19, 2000. Nanjing Army Thunder and Hubei Mailyard were promoted from the Second Division. Vanguard from the Second Division was merged with Beijing Olympians and the club was known as Vanguard Beijing Olympians for the next several seasons.