The golden diamond appears in the upper left corner of the gray code.

After the vaccination, the "booster shot" is completed. At present, COVID-19 inactivated vaccine or adenovirus vaccine has been inoculated for six months in the population of 65,438+08 years old and above, and COVID-19 vaccine intensive immunization program has been implemented. This health code upgrade will remind people who have reached the time of strengthening injection, and mark them with gray diamond code, so that people can know their vaccination time and arrange strengthening injection in time. After the booster vaccination is completed, the gray diamond code will be displayed as a golden diamond code, and the vaccinator query interface will be marked with "booster vaccination".