1. Revocation of the first instance judgment.

2. All plaintiffs' claims are dismissed.

3. Total costs of litigation are assessed against the Plaintiffs.

1. Basic facts

A. 1) The Plaintiffs entered into a subcontract construction contract between the Plaintiffs and Dowon Construction Co., Ltd. (hereinafter “Plaintiff A”) with the joint contractors (the share ratio is 1/2; 3/10; and 2/10 of the Plaintiff Co., Ltd. (hereinafter “Plaintiff A”) with the “Plaintiff Co., Ltd. Co., Ltd. Co., Ltd.”).

after the initial indication, the corporation is not required to omit the corporation’s indication.

(2) On November 1, 2015, the Plaintiffs concluded a contract for a construction project (including value-added tax) with the Dowon Construction Co., Ltd. on a total construction cost of KRW 3,754,300,000 (including value-added tax) and each contract for a construction project (hereinafter “instant subcontract contract”) on September 16, 2018 between the Plaintiff and the Plaintiff as the representative of the joint contractors and received a joint contract in the form of a long-term long-term contract from Jeollabuk-do.

Article 33 (Advance Payment) (1) The Plaintiffs shall pay advance payment for the construction of Do headquarters, as stipulated in the instant subcontract agreement.

5. The Plaintiffs need not pay advance payment, if the construction of Dowon does not provide an adequate guarantee for advance payment.

(7) An advance payment shall be settled according to the following formula whenever the price for a completed portion is paid:

◎ 선급금 정산액 = 선급금액 × (기성부분의 대가상당액 ÷ 계약금액) 3) 이 사건 하도급공사계약 중 선급금과 관련된 내용은 아래와 같다. 4) 원고들은 2015. 12. 22. 도원건설로부터 이 사건 하도급공사계약에 따른 하도급공사 중 1차분 공사에 관한 공사대금 75,900,000원을 지급하여 달라는 요청을 받고, 전라북도에 직불을 요청하여 전라북도로 하여금 2015. 12. 28. 도원건설에 75,900,000원을 직불하게 하였다.

B. A guarantee agreement between the construction of Dowon and the Defendant 1) Of the subcontracted works under the instant subcontracting contract, the secondary subcontracted works (hereinafter “instant secondary subcontracted works”).

contract amount with respect to the contract amount shall be 1,777.