Taobao can't view it, but you can view the bank card number on Alipay bound by Taobao, but you can only view the last four digits of the bank card. The specific viewing steps are as follows:

1. Open Taobao, log in Taobao account and password, enter Taobao homepage, find "My Taobao" and click.

2. After entering the "My Taobao" page, find "My Alipay" and click.

3. Enter my Alipay page, find "Other Accounts" on the right, and click "Manage" on the bank card under other accounts.

4. You can see my bound bank in the account, but you can only see the last four digits of the bound bank card.

5. Click "Manage" under the bank card to view the detailed information of the bound bank card, including the name of the bank card holder and the reserved telephone number.