Zhao Jing, Chen Huijia, Jiao Liuyang (from L to R) cheers for their teammate Li Zhesi at the women's 4x100m medley final during FINA World Swimming Championships in Rome, Italy, Aug. 1, 2009. China won gold and set a new world record with 3:52.19. (Xinhua/Zeng Yi) 

Chen Huijia (up) jumps into pool at the women's 4x100m medley final during FINA World Swimming Championships in Rome, Italy, Aug. 1, 2009. China won gold and set a new world record with 3:52.19. (Xinhua/Zeng Yi) 

Li Zhesi celebrates after the women's 4x100m medley final during FINA World Swimming Championships in Rome, Italy, Aug. 1, 2009. China won gold and set a new world record with 3:52.19. (Xinhua/Zhang Yuwei) 

Jiao Liuyang hugs with teammate after the women's 4x100m medley final during FINA World Swimming Championships in Rome, Italy, Aug. 1, 2009. (Xinhua/Zhang Yuwei)