1. The Defendant’s KRW 658,885,857 to the Plaintiffs and 6% per annum from July 15, 2017 to February 5, 2020.

1. Basic facts

A. 1) The Public Procurement Service affiliated with the Republic of Korea (E; hereinafter “instant construction”) ordered by the Defendant around August 201, 201.

As to the “Demand Agency: Defendant, total construction period: 1,080 days after the commencement of the construction work: Bidding and long-term continuing construction period; 2) Plaintiff A Co., Ltd. (hereinafter “A”) newly incorporated B Co., Ltd. (hereinafter “C”) by dividing the construction industry portion on May 2, 2018; hereinafter “A”), and C Co., Ltd (hereinafter “C”) (hereinafter “C”) were determined as successful bidders in the above bidding by organizing a joint supply and demand organization (share ratio: 51%, 349%), and between the Public Procurement Service and the Public Procurement Service that vicariously performed the Defendant on October 17, 201, the total construction period was 16,608,869,000 won, total construction period, and total construction period from October 24, 201 to October 201, 201 to 200,000 won, and 10,010-10,010-10,000.

(hereinafter collectively referred to as “the instant construction contract” in entirety as the overall contract and the multiple contracts. The adjustment of the contract amount under Section 7

4. Adjustment of the contract amount due to amendments to the terms and conditions of contract.

(a)In the case of a contract for a construction project, where it is necessary to adjust the contract amount due to changes in the terms and conditions of the contract, such as changes in the construction period and distance, except as provided for in the provisions of "1" and "3", the contracting officer shall adjust it to the extent that the changes do not exceed

SECTION 8: Delay of Performance of Contracts and Cancellation and Termination of Contracts

1. Damages for delay;

(a) If the contractor fails to complete the construction within the time limit for the completion of construction (referring to the due date for submitting a completion report under the contract; hereinafter the same shall apply), it shall set forth in the contract as the delayed compensation for each number of days.