關於「Mastercard guideline」標籤，搜尋引擎有相關的訊息討論：

BRAND CENTER - Mastercard Branding Requirementswww.mastercard.com › brandcenter › en-ca › mastercardBranding Requirements - Mastercard Brand Centerwww.mastercard.com › brandcenter › brand-requirementsISO Country and Currency Codes | Card Issuancedeveloper.mastercard.com › code-