1. The Defendants shall jointly and severally pay to the Plaintiff KRW 75,489,880 as well as the interest rate from January 7, 2020 to the day of full payment.

1. If the facts of recognition show the overall purport of the pleadings in each of the statements in Gap evidence Nos. 1 through 5, the plaintiff entered into a material supply contract with the defendant Co., Ltd. (hereinafter "the defendant Co., Ltd.") on November 5, 2018 with the defendant Co., Ltd. (hereinafter "the defendant Co., Ltd.") to supply E-site and FF works to the defendant Co., Ltd., and the defendant D jointly and severally guaranteed the obligations owed by the defendant Co., Ltd. under the above contract. Accordingly, the plaintiff supplied the defendant Co., Ltd. with materials equivalent to KRW 113,313,750 to the plaintiff, and the defendant Co., Ltd. did not pay an amount equivalent to KRW 75,489,880 out

2. According to the above facts finding as to the cause of the claim, the Defendants are jointly and severally liable to pay to the Plaintiff the amount of KRW 75,489,880 payable to the Plaintiff and damages for delay calculated at the rate of 12% per annum from January 7, 2020 to the day following the day of completion of the delivery of a copy of the complaint of this case to the day of full payment.

3. In conclusion, the plaintiff's claim of this case is reasonable, and it is so decided as per Disposition.