Two boys play on a pile of corn in Nongyong mountain village in South 皇冠体育app's Guangxi Zhuang autonomous region, July 16, 2012.[Photo/Xinhua]

A huge fire blazed a food products factory in Changsha city, Central 皇冠体育app's Hunan province, July 16, 2012. [Photo/CFP]

A gymnast from the Chinese national gymnastics team practices in front of portraits of Chinese Olympic and World Gymnastics champions during a training session at General Administration of Sport of 皇冠体育app, in Beijing, July 16, 2012. [Photo/Agencies]