China’s national college entrance examination, or gaokao, kicked off June 7, 2018. More than 9.75 million students are taking the two- or three-day test. In this picture, two examinees hug each other at the exit of an exam venue.

Parents gathered at a middle school to bid their children farewell as they set off for the test on June 7, 2018.

Examinees wait to enter an exam venue at Lhasa Middle School in Lhasa, capital of southwest China's Tibet Autonomous Region, June 7, 2018.(Xinhua/Liu Dongjun)

An examinee reviews before the exam at an exam venue in Beijing, capital of China, June 7, 2018.

Examinees walk out of an exam venue after the Chinese language exam as their parents wait expectantly at the exit on June 7, 2018.

A mother speaks to her child after he walks out the exam room.