What is the pop-up of nucleic acid detection?

Golden shield. Shandong's health code is called Shandong Electronic Health Pass Card, which is the electronic certificate for individuals to travel during the epidemic prevention and control period, and is also the basis for epidemic prevention and control inspection. The query results show that after three doses of vaccine, when the user turns on the mobile phone nucleic acid to detect the health code again, the Shandong health code will pop up with a golden shield pattern.