市民路过中高风险地区健康码会变色？
市民路过中高风险地区健康码会变色？
reporter refutes rumors that the health code changes when citizens pass by middle and high risk areas
will the health code change when citizens pass by in middle and high risk areas?
undermines traffic system
reporter from beijing municipal bureau of economics and information technology
health, code, citizens, pass, middle, high, risks