Specific operation steps:
1. Mobile phone search downloads and installs the "Residents' Health" app.
2. Click on the card to bind personal identity information.
3. Click "View My Electronic Health Code" to display the QR code.
Electronic health card is a nationwide virtual resident health card and a universal medical and health service certificate in the whole province. It is a unified standard medical service card for urban and rural residents handled by the health department according to legal documents such as resident identity cards. It is generated, authenticated and managed by the national electronic health card system service platform, which is common throughout the country.