1. Defendant B Co., Ltd.: (a) 600,600,970 won and its relation to the Plaintiff, from August 23, 2018 to June 12, 2019.

Based on facts, the following facts do not conflict between the parties, or can be acknowledged by comprehensively considering the overall purport of the pleadings in each entry of Gap evidence 1-6, evidence 17-1, evidence 17-2, evidence 18-1, 2, evidence 19-1, 2, evidence 19-2, evidence 20-1, and evidence 20-2 (including branch numbers that do not specify the numbers among those with serial numbers; hereinafter the same shall apply).

The Defendant entering into the instant joint execution agreement is a project for building the G [G] system (hereinafter “G”) system (hereinafter “instant project”) among the transmission transformation projects ordered by the Africa's power station from the Africa's power station (hereinafter “F”) and the consortium composed of E Co., Ltd. and F Co., Ltd. (hereinafter “E”).

(1) On July 24, 2015, the Agreement between the Plaintiff and the instant project for the Joint Execution of the Project (hereinafter “instant Agreement”) (hereinafter “instant Joint Execution Agreement”) ① Defendant B

1. The project has a comprehensive responsibility for the detailed implementation of the project (Fea Study, the establishment of a system, the operation of a system, and After service).

2.To complete the construction of a system within the period specified in the contract entered into between this consortium and E and F.

3. In principle, all documents (report, etc.) shall be submitted in the name of the consortium required in the course of the implementation of the project and, in the case of documents submitted in the name of the plaintiff, the defendant B shall be prepared and provided.

4.The costs incurred in the specific process of implementation set forth in sub-paragraphs 1 to 3 above (including travel expenses, overseas stay expenses, various taxes, insurance, safety management, environmental management, etc.) will be borne by the Defendant B.

② Plaintiff

1. The Plaintiff shall provide a guarantee for the performance of all contracts, advance payment, and defect performance with respect to the project.

2. Other administrative affairs, such as affixing seals to documents (official documents, contracts, reports, etc.) in the name of the consortium to be submitted to E and F.

Article 5 (Distribution and Disbursement of Project Costs) (1) All contracts.