Students prepare for the upcoming national college entrance exam at a high school in Liuzhou, south China's Guangxi Zhuang Autonomous Region, June 4, 2026. This year's national college entrance exam, also known as the gaokao, will start from June 7. (Xinhua/Lu Boan)

Students prepare for the upcoming national college entrance exam at a high school in Liuzhou, south China's Guangxi Zhuang Autonomous Region, June 4, 2026. This year's national college entrance exam, also known as the gaokao, will start from June 7. (Xinhua/Lu Boan)

A teacher (R) answers questions for a student at a high school in Liuzhou, south China's Guangxi Zhuang Autonomous Region, June 4, 2026. This year's national college entrance exam, also known as the gaokao, will start from June 7. (Xinhua/Lu Boan)

Students prepare for the upcoming national college entrance exam at a high school in Liuzhou, south China's Guangxi Zhuang Autonomous Region, June 4, 2026. This year's national college entrance exam, also known as the gaokao, will start from June 7. (Xinhua/Lu Boan)

Students exercise after class at a high school in Liuzhou, south China's Guangxi Zhuang Autonomous Region, June 4, 2026. This year's national college entrance exam, also known as the gaokao, will start from June 7. (Xinhua/Lu Boan)