2. Find Liaoning on the city service page and click "Get your health code".
3. Enter the health code application page, select your city again, and click "View Now".
4. Enter the health punch page, fill in your symptom information and temperature, and click "Submit".
5. Enter the collection page of National Defense Health Information Network, and click "View Now" after receiving it.
6. After successful collection, you can show your own epidemic prevention health information code when you need to show it.