Zheng Jie of China hits a return during her women's singles second round match against Melanie Oudin of the United States on day 5 of the 2013 French Open tennis tournament at Roland Garros in Paris, France on May 30, 2013. Zheng Jie won 2-0. (Xinhua/Bai Xue)

Zheng Jie of China becomes the only hope of Chinese contigent at the French Open as Li Na and her counterpart Peng Shuai both failed to advance into the third round on Thursday.

Sixth seed and former champion Li Na became the biggest name to fall at the French Open as she was knocked out by American Bethanie Mattek-Sands in the second round.

Li's two compatriots Zheng Jie and Peng Shuai had mixed fortunes, with Zheng beating Melanie Oudin and Peng losing to 2011 Wimbledon champion Petra Kvito va.

Zheng, a former Wimbledon semifinalist, defeated Oudin 6-3, 6-1 and Peng lost to Kvitova 6-4, 6-3.