Big exam day kicks off

Students in Liu'an city, East China's Anhui province, are ready to take their exam, June 7, 2013. [Photo/Xinhua]

Students in Pingxiang city, South China's Guangxi Zhuang autonomous region, are ready to take their exam, June 7, 2013. [Photo/Xinhua]

Chinese students ready for Gaokao 

Businesses benefit from 'gaokao economy'