1. The Defendants jointly and severally committed against the Plaintiff KRW 205,896,50 and Defendant A Co., Ltd. from January 21, 2016.

1. Comprehensively taking account of the overall purport of evidence Nos. 1, 2, and 3 as well as the purport of the pleadings, the fact that the Plaintiff supplied ready-mixeds equivalent to KRW 205,896,50 in total at the site of the construction site of the construction site of an officetel which was promoted from around July 25, 2015 to November 14, 2015 by the Plaintiff from around August 25, 2015, and that the Plaintiff signed and sealed the contract as a joint surety on August 26, 2015 when the Plaintiff supplied the above ready-mixeds (Evidence No. 1). Defendant A signed and sealed the contract as a joint surety on the same day, and Defendant B signed and delivered the payment note to the Plaintiff by no later than December 15, 2015.

2. According to the above facts of determination as to the cause of the claim, the Defendants, a joint and several surety of C, are jointly and severally liable to pay damages for delay calculated at the rate of 15% per annum as prescribed by the Act on Special Cases concerning the Promotion, etc. of Legal Proceedings, from May 5, 2016 to the date of delivery of the original copy of the instant payment order, as sought by the Plaintiff, to the Plaintiff, a creditor, as the result of December 15, 2015.

3. In conclusion, the plaintiff's claim against the defendants is justified, and it is so decided as per Disposition by admitting all of the claims.