Expansion: 2 1827 candidates in Baotou took the exam in 26 test sites and 739 examination rooms in the city, and the number of candidates increased by 49 12 compared with last year. Based on the needs of epidemic prevention and control, this year's senior high school entrance examination in Baotou used face recognition system for the first time to confirm the identity of candidates, and candidates no longer need to verify finger veins when entering the test center. With the cooperation of public security, health, education, urban management and other departments, students from all test sites entered the examination room in an orderly manner. During the exam, candidates can decide whether to wear a mask, but they must take off the mask for identification and verification. For example, candidates who take the exam in the spare isolation examination room must always wear masks. The layout of the spare isolation examination room shall be carried out in accordance with the requirements of the standardized examination room. Should choose a well-ventilated, relatively independent classroom, set up a special channel for epidemic prevention, equipped with quick-drying hand disinfectant and personal protective equipment, disinfected and ventilated before the exam, and equipped with invigilators and staff with epidemic prevention experience.