1. Scan the code to download "Li Zhe Office" APP. After a new user opens, click "Register Now" to apply for an account, and then select "Individual User" to log in.
2. After logging in, select the service area.
3. Enter the item name of "Personal Application Door (Building)No. and Door License", click "Search", then click the pop-up item, and click "Online Processing".
4. After filling in the basic information online, upload the attachment information and click "Submit Application".