There are two main uses: one is to apply for my health pass code through the "show code" function and provide personal health certificate for epidemic prevention; The other is to scan the health pass code through the "scan code" function to obtain other people's epidemic prevention health information as a verification tool for the health certificate of the code holder.
The password is divided into three colors: red, yellow, green, and yellow, which provides individuals with the classification of epidemic prevention health risks and is used by various organs, enterprises, institutions and epidemic prevention and control bayonet. According to the regulations, "red team" and "code yellow" personnel are not allowed to pass, and medical treatment or observation should be carried out according to the requirements of the epidemic prevention and control department; "Green code" personnel with normal body temperature can pass. Inspectors can quickly determine the type of personnel through the color of "health certificate code", which improves the inspection efficiency. They can also obtain the information and trajectory of independent health declaration through code scanning, and all the data are uploaded to the national platform in real time for cross-regional code scanning application.