1. Open the official website of 85 degrees C, find the "Member Login" button in the upper right corner of the page and click it.

2. find the "register" button in the upper right corner of the login page, click it, fill in personal information, including name, mobile phone number, password, etc., and check to agree to the relevant terms.

3. After successful registration, return to the login page, enter your mobile phone number and password and click the "Login" button.

4. after logging in successfully, enter the "my account" page, find the "membership card binding" option and click.

5. enter the card number and password on the prepaid card, and then click the "bind" button.

6. After successful binding, you can spend money in the 85-degree C store and enjoy the benefits and benefits of prepaid cards.