China's Zheng Jie (R) and compatriot team mate Yan Zi sit during their doubles match against Spain's Nuria Llagostera and Maria Jose Martinez in the French Open tennis tournament at Roland Garros in Paris May 31, 2007. Zheng and Yan suffers early exit China's Yan Zi(R) returns a ball as compatriot team mate Zheng Jie watches during their doubles match against Spain's Nuria Llagostera and Maria Jose Martinez in the French Open tennis tournament at Roland Garros in Paris May 31, 2007. [Reuters] China's Sun Tiantian (front) returns the ball as compatriot team mate Sun Shengnan watches during their doubles match against France's Florence Haring and Violette Huck in the French Open tennis tournament at Roland Garros in Paris May 31, 2007.Sua Taitian and Sun Shengnan advanced into next round China's Sun Tiantian (front) returns the ball as compatriot team mate Sun Shengnan watches during their doubles match against France's Florence Haring and Violette Huck in the French Open tennis tournament at Roland Garros in Paris May 31, 2007