
Examinees enter the exam site at a high school in Changchun, capital of northeast China's Jilin Province, July 7, 2020. The 2020 national college entrance exam began on Tuesday. (Xinhua/Xu Chang)

A staff member helps a disabled examinee enter the exam site at a high school in Changchun, capital of northeast China's Jilin Province, July 7, 2020. The 2020 national college entrance exam began on Tuesday. (Xinhua/Xu Chang)

An examinee prepares to walk into the exam site at the Beijing No. 8 High School in Beijing, capital of China, July 7, 2020. The 2020 national college entrance exam began on Tuesday. (Xinhua/Xing Guangli)

A traffic policeman sets a warning board reading "No Parking" outside an exam site at a high school in Changchun, capital of northeast China's Jilin Province, July 7, 2020. The 2020 national college entrance exam began on Tuesday. (Xinhua/Xu Chang)

An examinee prepares to enter an exam site in Beijing, capital of China, July 7, 2020. The 2020 national college entrance exam began on Tuesday. (Xinhua/Jin Liangkuai)

Examinees prepare to enter an exam site in Beijing, capital of China, July 7, 2020. The 2020 national college entrance exam began on Tuesday. (Xinhua/Xing Guangli)

Teachers encourage examinees outside an exam site in Beijing, capital of China, July 7, 2020. The 2020 national college entrance exam began on Tuesday. (Xinhua/Lu Ye)

Teachers encourage examinees outside an exam site in Beijing, capital of China, July 7, 2020. The 2020 national college entrance exam began on Tuesday. (Xinhua/Lu Ye)

A teacher (R) talks with an examinee outside an exam site in Beijing, capital of China, July 7, 2020. The 2020 national college entrance exam began on Tuesday. (Xinhua/Ju Huanzong)