Zhao Yunlei (L) and Tian Qing of China return the shuttlecock during their women's doubles finals against Misaki Matsutomo and Ayaka Takahashi of Japan in the Singapore Open badminton tournament in Singapore, June 23, 2013. Zhao Yunlei and Tian Qing won 2-0. Photo: Xinhua

Zhao Yunlei (L) and Tian Qing of China attend the ceremony after winning their women's doubles finals against Misaki Matsutomo and Ayaka Takahashi of Japan in the Singapore Open badminton tournament in Singapore, June 23, 2013. Zhao Yunlei and Tian Qing won 2-0. Photo: Xinhua

Zhao Yunlei (front) and Tian Qing of China react during their women's doubles finals against Misaki Matsutomo and Ayaka Takahashi of Japan in the Singapore Open badminton tournament in Singapore, June 23, 2013. Zhao Yunlei and Tian Qing won 2-0. Photo: Xinhua

Zhao Yunlei (2nd R) and Tian Qing (R) of China pose during the victory ceremony after winning their women's doubles finals against Misaki Matsutomo (2nd L)and Ayaka Takahashi (L) of Japan in the Singapore Open badminton tournament in Singapore, June 23, 2013. Zhao Yunlei and Tian Qing won 2-0. Photo: Xinhua

Zhao Yunlei (R) and Tian Qing of China react during their women's doubles finals against Misaki Matsutomo and Ayaka Takahashi of Japan in the Singapore Open badminton tournament in Singapore, June 23, 2013. Zhao Yunlei and Tian Qing won 2-0. Photo: Xinhua

Misaki Matsutomo (front) and Ayaka Takahashi of Japan return the shuttlecock during their women's doubles finals against Zhao Yunlei and Tian Qing of China in the Singapore Open badminton tournament in Singapore, June 23, 2013. Zhao Yunlei and Tian Qing won 2-0. Photo: Xinhua