Schools designated as the venue are busy preparing for the Gaokao – the annual national college entrance exam in China. / CFP

On Friday, teachers and staff practicing for emergency drill at Beijing No. 12 High School. /CFP

The drill is aimed at controlling the coronavirus transmission. The measures include temperature check, placement of virus prevention supplies, back-up classrooms, first aid service, and stand-by doctors. Other preparation work features psychological counseling services and rain shelters. /CFP

One-meter physical distancing is required. /CFP

China has postponed the Gaokao amid the COVID-19 pandemic. The exams will be held between July 7 and 10. /CFP