Examinees leave the exam venue after finishing the national college entrance exam at the No.5 Middle School in Taiyuan, north China's Shanxi Province, June 8, 2019. (Xinhua/Yang Chenguang)

Examinees pose for photos with their parents after finishing the national college entrance exam at the No.5 Middle School in Taiyuan, north China's Shanxi Province, June 8, 2019. (Xinhua/Yang Chenguang)

Examinees leave the exam venue after finishing the national college entrance exam at the No.2 Middle School in Yinchuan, capital of northwest China's Ningxia Hui Autonomous Region, June 8, 2019. (Xinhua/Feng Kaihua)

An examinee receives a bunch of flowers after finishing the national college entrance exam at the No.2 Middle School in Yinchuan, capital of northwest China's Ningxia Hui Autonomous Region, June 8, 2019. (Xinhua/Feng Kaihua)

An examinee poses for a photo with his parent after finishing the national college entrance exam at the No.2 Middle School in Yinchuan, capital of northwest China's Ningxia Hui Autonomous Region, June 8, 2019. (Xinhua/Feng Kaihua)

Examinees leave the exam venue after finishing the national college entrance exam at the No.2 Middle School in Yinchuan, capital of northwest China's Ningxia Hui Autonomous Region, June 8, 2019. (Xinhua/Feng Kaihua)

Examinees celebrate after finishing the national college entrance exam at Wudang Middle School in Guiyang, capital of southwest China's Guizhou Province, June 8, 2019. (Xinhua/Tao Liang)

Examinees celebrate with their teacher after finishing the national college entrance exam at the No.1 Middle School in Changsha, central China's Hunan Province, June 8, 2019. (Xinhua/Xue Yuge)

Examinees leave the exam venue after finishing the national college entrance exam at the No.1 Middle School in Changsha, central China's Hunan Province, June 8, 2019. (Xinhua/Xue Yuge)

Examinees leave the exam venue after finishing the national college entrance exam at the No.1 Middle School in Changsha, central China's Hunan Province, June 8, 2019. (Xinhua/Xue Yuge)

Parents wait for examinees outside the exam venue at the No.1 Middle School in Changsha, central China's Hunan Province, June 8, 2019. (Xinhua/Xue Yuge)

Examinees pose for a photo after finishing the national college entrance exam at Wudang Middle School in Guiyang, capital of southwest China's Guizhou Province, June 8, 2019. (Xinhua/Tao Liang)

Parents and examinees celebrate after the national college entrance exam at the No.2 Middle School in Yinchuan, capital of northwest China's Ningxia Hui Autonomous Region, June 8, 2019. (Xinhua/Feng Kaihua)

Examinees leave the exam venue after finishing the national college entrance exam at Wudang Middle School in Guiyang, capital of southwest China's Guizhou Province, June 8, 2019. (Xinhua/Tao Liang)