How to cancel Huawei Platinum Card credit card/step sharing:
1. Enter Huawei Wallet and click Huawei Card.
2. Then click the three dots on the upper right.
3. Click Card Management.
4. Then click on the card details.
5. Click the three dots on the upper right again.
6. Then click the card to log out.
7. Click Bank Customer Service.
8. Click the phone dial button and contact manual customer service to cancel the Huawei Platinum Credit Card.