1, iPhone, iPad: You can click Set AppleID Payment and Delivery-Add Payment Method, select "UnionPay UnionPay", and enter the relevant information of UnionPay card according to the page prompts to complete the association with Apple ID.
2.Mac or PC: You can open iTunes, click Store, select the displayed account, enter the password of AppleID, enter the account information page, click Edit on the right side of the payment method, select UnionPay UnionPay in the payment method, and follow the prompts to complete the association.
The above contents are for your reference. If there are business changes, please refer to the latest business rules.