The Asia-Pacific region’s 50 largest issuers of UnionPay, Visa, Mastercard, Maestro, JCB, Diners Club, and American Express general purpose credit, debit, and prepaid consumer and commercial cards as well as domestic-only general purpose cards in the Asia–Pacific region are included in charts on pages 8 and 9. Collectively, the top 50 issued 6.28 billion payment cards that generated purchase volume of $12.245 trillion in 2019. New to the top 50 were Bank Mandiri (Indonesia) and DBS (Singapore). There were 15 issuers from China on the list. That group had combined purchase volume of $10....