What is the policy of Qingzhou Kouxia Expressway?

According to the relevant data, the staff in the province need the green code of health code, and the staff outside the province need the 48-hour negative report of nucleic acid. By May, 2022, 13, according to the policy of Qingzhou Epidemic Prevention and Control Office, low-risk areas are free to enter and leave, and the middle and high-risk groups will be isolated by 14+7.