How to avoid fraud in vaccine batch release

Scan the QR code to query. You can check the vaccine traceability information by scanning the QR code to identify the authenticity, and you can also judge whether the vaccine has deteriorated by the color of the heat-stable label. The issued vaccine batches are all public, and counterfeiters will copy these batch numbers to make fakes. Therefore, it is impossible to identify the authenticity of the vaccine by simply looking up the batch number, unless there is a unique code on each box.