1. The Defendants are jointly and severally and severally liable to the Plaintiff for red construction, Co., Ltd., and jointly and severally liable to pay to the Plaintiff KRW 49,598,000, as well as to pay to the Plaintiff.

1. According to the overall purport of Gap evidence Nos. 1 and 4 as to the cause of the claim and the entire purport of the pleadings, the plaintiff entered into a contract to supply steel bars to Red Construction Co., Ltd. (hereinafter "red red Construction") on or around January 2014. The defendants stand joint and several surety for the plaintiff of red construction, and the plaintiff stand joint and several surety for the plaintiff of red construction.

1. From 16. to the same year; and

3. Until December 24, 200, iron bars equivalent to KRW 182,908,00 in total were supplied to red construction, and received a total of KRW 133,310,000 from red construction, and C agreed on December 29 of the same year to pay KRW 49,598,000 in total to the Plaintiff by January 6, 2015.

According to the above facts, the Defendants are jointly and severally liable to pay to the Plaintiff the amount of KRW 49,598,000 for the goods unpaid to the Plaintiff, as well as damages for delay calculated at the rate of 20% per annum from June 12, 2015 (the next day of service toC) to the day of full payment after the final delivery of the original copy of the instant payment order, which the Plaintiff sought after the date of the final delivery of the original copy of the instant payment order.

2. The plaintiff's claim is accepted on the ground of its reasoning.