Parents of "gaokao" candidates wait outside an exam site of the national college entrance exam at Changchun No. 2 Experimental High School in Changchun, capital of northeast China's Jilin Province, 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/Xu Chang)