1. If you get a complete set of COVID-19 vaccine, you can get a golden health password for free. The golden health code is displayed as a green code with a golden border around it, and the injection and shield are added in the upper left corner, indicating that the holder has been protected by COVID-19 vaccine.
2. Upgrade the health code of people who have completed vaccination in COVID-19 to golden health code, so that young people can get the satisfaction of "unlocking new achievements", guide more people to vaccinate COVID-19 vaccine, and form group immunity as soon as possible.