Participation in Halloween is not mandatory, but opting out won't stop it happening.
Li Na, the first Asian player to win a Grand Slam singles title, has seen her best form since opting out of the state-run system in 2008.
Participation in Halloween is not mandatory, but opting out won't stop it happening.
Li Na, the first Asian player to win a Grand Slam singles title, has seen her best form since opting out of the state-run system in 2008.