1. The Defendant shall pay to the Plaintiff KRW 418,507,100 and the interest rate of KRW 15% per annum from April 14, 2018 to the date of full payment.

1. Basic facts

A. The plaintiff is a company with the objective of manufacturing the windows and accessory equipment, and the defendant is a company with the objective of civil engineering and construction work business.

B. The Defendant was awarded a contract with C Co., Ltd. (hereinafter “C”) for the new construction of the D Building at Seopo-si, Seopo-si, Seopo-si (hereinafter “instant new construction”).

On July 15, 2017, the Plaintiff entered into a contract with the Defendant for the supply of goods with a total of KRW 572,00,000 for the said new construction work (hereinafter “instant goods supply contract”).

The total value of value-added tax on August 31, 2017 (63,00,000 won 6,30,000,000 won 69,300,000 won 69,300,0000 won on September 30, 2017; KRW 209,000,000 on 19,000,000 won on October 31, 2017; KRW 190,461,000 on 19,046,100 on 209,507,507,100 won on 30,48,000 on 19,00,000 on 19,05,00 won on 19,005,00 won on 19,305,000 won on 19,305,200,000 won on 19,207

C. The Plaintiff supplied the Defendant with a total of KRW 572,00,000 and glass products in accordance with the above commodity supply contract, and issued a tax invoice as listed below.

The Defendant paid the Plaintiff KRW 153,492,90,00 in total amount of KRW 572,00,000, which is the total amount of KRW 572,000,000, which is the total amount of KRW 153,492,90,00,000, which is the sum of the amount of KRW 572,00,000,000,000, which is the total amount of KRW 418,507,10,00.

[Ground of recognition] Facts without dispute, Gap evidence 1, Gap evidence 2-1 to 6, the purport of the whole pleadings

2. According to the facts established prior to the determination, barring any special circumstance, the Defendant is obligated to pay to the Plaintiff the total amount of KRW 418,507,100, and damages for delay calculated at the rate of 15% per annum under the Act on Special Cases concerning Expedition, etc. of Legal Proceedings from April 14, 2018 to the date of full payment, which is clear that it is the day following the delivery date of the original copy of the instant payment order.

As to this, the defendant shall be the plaintiff.