How can I apply for a supplementary card?

A supplementary card is a credit card privilege extended by the principal cardholder to any person with age requirement of 14 to 80 years old. You can download the application through this link: https://www.metrobankcard.com/cards/apply-supplementary. Application may be processed by submitting a signed supplementary application form and valid ID at [e-mail]. You may share the full amount of the credit limit or control the purchases by assigning a sublimit