1. The Defendants shall jointly and severally pay to the Plaintiff KRW 34,296,310 and the interest rate thereon from January 16, 2018 to the date of full payment.

1. Judgment on the issue

가. E의 소개로 원고와 피고 주식회사 B(이하 편의상 ‘피고 회사’라고만 한다)이 2017. 3. 15.경 피고 C, D의 연대보증 아래 별지에 나오는 <레미콘 납품계약서(☞ 갑 1)>를 함께 만든 다음, 그 납품계약과 E 등의 납품 요청에 따라 원고가 2017. 4. 초순경~2017. 9. 초순경 여러 차례에 걸쳐 피고 회사의 공사현장 등에 레미콘을 거듭 납품한 사실, 그 후 피고 회사는 2017. 11. 23.경 원고 측의 요청과 피고 C의 동의를 받아 원고에게 별지에 나오는 <외상매출금 잔액 확인서 3장(☞ 갑 4-1~4-3; 이하 편의상 통틀어 ‘이 사건 확인서’라고 한다)>을 완성하여 건넨 사실은 당사자 사이에 다툼이 없거나, 갑 1~3, 4-1~4-3의 각 일부 기재와 증인 F, E, G의 각 일부 증언에 변론 전체의 취지를 더하여 이를 인정할 수 있다.

B. According to the facts established earlier, it is reasonable to view that the Defendant Company, according to the intent expressed in the instant written confirmation on November 23, 2017, imposed the obligation to pay to the Plaintiff by November 30, 2017, KRW 39,296,310 (i.e., KRW 4,708,900, KRW 7,057,380, KRW 27,530,030) specified in the instant written confirmation with respect to the Plaintiff (i.e., KRW 4,708,900, KRW 7,057,380, KRW 27,530,030). Such obligation of the Defendant Company is also included in the scope of joint and several liability

[The defendants' assertion on each of the defendants' claims that cannot be matched with the defendant company's effective intent indicated in the letter of confirmation of this case or that "amount to the construction site of the National Pension Management Corporation must be claimed to E, not the defendant company," cannot be accepted. 2. Accordingly, the defendants' assertion is jointly and severally accepted. Accordingly, the plaintiff is jointly and severally entitled to 34,296,310 won (=39,296,310 won - 39,296,310 won specified in the letter of this case) and five million won received on November 30, 2017.