A candidate walks out of an exam site after taking the first test of the national college entrance exam at High School Affiliated to Peking University in Beijing, capital of China, June 7, 2014. The exam, known as the "gaokao", began on Saturday. A total of 9.39 million people have registered for the exam this year to vie for 6.98 million vacancies in universities and colleges. (Xinhua/Li Xin)