To apply for a supplementary credit card, you need to go in person.

There are strict requirements for applying for a secondary card with a credit card. The primary cardholder and the secondary cardholder need to apply together, and the secondary cardholder is required to provide relevant valid documents to verify the identity information of the secondary cardholder. Therefore, You must go in person with the secondary card.

There are several ways to apply for a supplementary credit card:

1. Apply together with the main card. When applying for a main credit card, you can apply for a supplementary credit card when filling out the application form, and fill in the ID information of the holder of the supplementary credit card at the same time;

2. Apply after the main card is issued. After the main card is issued, the main cardholder must go to the corresponding bank service outlet to fill out the supplementary card application form and provide the main card credit card number. The supplementary cardholder's ID information can then be submitted to the bank for processing.

The supplementary credit card is the same as the main credit card. It also needs to be activated for use. If you need to activate the supplementary credit card, you can do the following:

1. Go to the credit card issuing bank branch to apply for the supplementary credit card. To activate the card, just follow the prompts of the branch staff;

2. Call the credit card customer service hotline of the credit card issuing bank and follow the voice prompts to activate;

In summary, You may not be able to receive text messages when swiping a credit card on your mobile phone, unless the cardholder has activated the credit card SMS service reminder, in which case you will receive text message notifications for every purchase. If SMS is not enabled, as long as the credit card is bound to e-banking, WeChat Bank will also remind you of every purchase.

Legal basis:

Article 36 of the "Measures for the Supervision and Administration of Credit Card Business of Commercial Banks"

The following basic information shall be fully disclosed to the cardholder on the face of the credit card card: Information: the legal person name of the card-issuing bank, brand logo and anti-counterfeiting mark, card type (credit card, credit card, quasi-credit card, etc.), card number, cardholder’s name in pinyin (foreign name), validity period, cardholder’s signature strip, security Verification code, precautions, customer service phone number, bank website address.