Big exam day kicks off

Students at a test site in Changchun, Northeast China's Jilin province, June 7, 2013. [Photo/Xinhua]

Teachers high-five students outside a test site in Changchun, Northeast China's Jilin province, June 7, 2013. [Photo/Xinhua]

Chinese students ready for Gaokao 

Businesses benefit from 'gaokao economy'