Open the Longjiang health code APP on your mobile phone and click the health code button to enter. After the page jumps, you can see your current health code. Click the Manage Family Members button to enter. After the page jumps, you can see the health code you applied for for others before, and click the delete button at the back.
Longjiang health code is applicable to all citizens within the administrative divisions of our province, including mainlanders who enter our province. Implement clear code access, and realize "one-time declaration, dynamic management, cross-domain mutual recognition, and universal use in the whole province".