Interworking. Changsha belongs to Hunan province, and the health code can be universal. Specific operation of Hunan health code application: 1. First, enter the official account platform of WeChat of Hunan Resident Health Card, and get the application entrance of QR code of Hunan Resident Health Card.
2. Secondly, enter the name, ID number, mobile phone number and other information and submit it.
3. Finally, a temporary health code is generated, and the color is red, yellow or green.