[카드사 B2B 각축전]⑤ KB국민, 전방위 도전 속 1위 지킨 동력

KB Kookmin Card is defending its position as Korea's leading corporate card provider with 19% market share, while competitors like Hana and Shinhan aggressively pursue B2B expansion through bank partnerships. The competitive edge lies not in customer volume but in operational efficiency—KB's fast decision-making culture and focus on high-margin business payments over low-margin tax services demonstrates how execution speed and portfolio quality are becoming decisive factors in saturated corporate finance markets.