2. If you have not applied for a green health code, you need to issue a health certificate. If you don't apply for a green health code, you need to see a health certificate, because not everyone will apply with Alipay, and it is ok to open this health certificate in the hospital.
If you don't have a health certificate, it's ok to show it. This is equivalent to a green code. Remember, the driver will let us on the bus after reading it.
Supervise the carrier enterprises to be equipped with crew members or safety supervisors, urge passengers to take buses with "green code", do a good job in employee health protection, and require passengers to wear masks. And called on passengers not to walk in the car.