1. Open the relevant App store on your mobile phone or computer, and search and download the two-door Korean material app.

2. After opening the application, log in or register your account.

3. Select the store that needs to be reserved on the homepage of the App, and view the detailed information of the store, including address, business hours, food introduction, etc.

4. On the details page of the store, select the date and time you want to make an appointment, as well as the number of diners and comments.

5. Confirm the reservation information. If it is correct, please click Submit Reservation.

6. The reservation will be confirmed after paying the reservation deposit (if any).