China's players surround their coach Kong Linghui (3rd R) who holds up the trophy during the awarding ceremony for the women's group event in Zen Noh 2014 World Table Tennis Championships in Tokyo, Japan, May 5, 2014. China beat Japan 3-0 in the final and claimed the title of the event. (Xinhua/Ma Ping)

China's players surround their coach Kong Linghui (C) who holds up the trophy during the awarding ceremony for the women's group event in Zen Noh 2014 World Table Tennis Championships in Tokyo, Japan, May 5, 2014. China beat Japan 3-0 in the final and claimed the title of the event. (Xinhua/Ma Ping) 
 

Chinese team members pose with the trophy during the awarding ceremony for the women's group event in Zen Noh 2014 World Table Tennis Championships in Tokyo, Japan, May 5, 2014. China beat Japan 3-0 in the final and claimed the title of the event. (Xinhua/Ma Ping)

China's players surround their coach Kong Linghui (3rd R) who holds the trophy during the awarding ceremony for the women's group event in Zen Noh 2014 World Table Tennis Championships in Tokyo, Japan, May 5, 2014. China beat Japan 3-0 in the final and claimed the title of the event. (Xinhua/Ma Ping)

Liu Shiwen of China reacts after winning the match against Hirano Sayaka of Japan during the women's group final match in Zen Noh 2014 World Table Tennis Championships in Tokyo, Japan, May 5, 2014. China won 3-0 and claimed the title of the event. (Xinhua/Stringer)

Ishigaki Yuka of Japan serves during the match against China's Ding Ning during the women's group final match in Zen Noh 2014 World Table Tennis Championships in Tokyo, Japan, May 5, 2014. China won 3-0 and claimed the title of the event. (Xinhua/Stringer)

Ishikawa Kasumi of Japan reacts after the match against China's Li Xiaoxia during the women's group final match in Zen Noh 2014 World Table Tennis Championships in Tokyo, Japan, May 5, 2014. China won 3-0 and claimed the title of the event. (Xinhua/Stringer)

Li Xiaoxia of China returns a shot during the match against Ishikawa Kasumi of Japan during the women's group final match in Zen Noh 2014 World Table Tennis Championships in Tokyo, Japan, May 5, 2014. China won 3-0 and claimed the title of the event. (Xinhua/Stringer)

Ishikawa Kasumi of Japan returns a shot during the match against China's Li Xiaoxia during the women's group final match in Zen Noh 2014 World Table Tennis Championships in Tokyo, Japan, May 5, 2014. China won 3-0 and claimed the title of the event. (Xinhua/Stringer)

Ding Ning of China celebrates victory after her match against Ishigaki Yuka of Japan during the women's group final match in Zen Noh 2014 World Table Tennis Championships in Tokyo, Japan, May 5, 2014. China won 3-0 to claim the title. (Xinhua/Ma Ping)