This is the 15110th most frequent Korean word.
발행했지만
"발행했지만" means "issued, but" in English.
발행했지만 is used to indicate an action that took place (publishing) followed by a contrasting or subsequent result (decreased sales).
오늘 신문은 발행했지만 판매 부수가 줄었습니다.
Today's newspaper was published, but its sales volume decreased.
발행했지만 points to the completion of issuing something (new card) and contrasts it with the status afterwards (not yet delivered).
은행이 새로운 카드를 발행했지만, 아직 고객들에게 전달되지 않았습니다.
The bank issued a new card, but it hasn't been distributed to customers yet.
발행했지만 refers to the action of stock issuance under specific circumstances and contrasts it with the lack of resultant interest.