1. First open JD.COM, click "My" at the bottom to enter the "My" page, and then click the setting icon in the upper right corner.

2. Then, after entering the settings page, click the function laboratory at the bottom, and after entering the experimental function page, click the skin test at the bottom.

3. Finally, click the skin measurement record, click the minus sign in front of the skin measurement record, and delete the skin file.