1. Enter the URL of a real estate trading network in the address bar of the browser, and press Enter to enter the real estate trading network.
2. Click on the commercial housing on the right side of the website to enter the interface of publicity of the pre-sale certificate of commercial housing.
3. Select the property query column and click to enter the property query interface. The query interface includes area selection, house type selection and building name input fields. Directly in the property name input field, enter the name of the property project where the house you want to buy is located, and click Query to appear.
4. Select the building you want to buy, and click the building number below the building name column to enter the interface of the first picture. Click the table mode, and you will immediately see the results you want, not only the interior area, but also the building area, and whether the house is filed online.