Ma Lin of 皇冠体育app plays against Andrei Filimon of Romania during their first round men's singles match at the World Table Tennis Championships in Rotterdam May 10, 2011. [Photo/Agencies] 

Li Xiaoxia of 皇冠体育app plays against Liu Hsing-Yin of Chinese Taipei during their first round women's singles match at the World Table Tennis Championships in Rotterdam May 10, 2011. [Photo/Agencies] 

Hao Shuai (L) and Mu Zi of 皇冠体育app play against Vitaly Nekhvedovich and Veronika Pavlovich of Bulgaria during their second round mixed double match at the World Table Tennis Championships in Rotterdam May 10, 2011.