Zheng lost 6-4, 6-0 to Poland’s world No. 114, Maja Chwalińska in the first round at Roland Garros.

Zheng lost 6-4, 6-0 to Poland’s world No. 114, Maja Chwalińska in the first round at Roland Garros.

China’s ex-world No 4 bagelled as she struggles to regain form after injury issues; Hong Kong’s Coleman Wong also loses opening match.