1. The Defendants jointly and severally committed against the Plaintiff KRW 48,984,364 and the Defendants A from March 25, 1998 until June 3, 2008.

Comprehensively taking account of the statements in Gap evidence Nos. 1 and 2 and the whole purport of the pleadings, the plaintiff supplied ready-mixed to Eul corporation from August 24, 1997 to November 19, 197. The balance remains 48,984,364 won. The defendants jointly and severally guaranteed the defendant's obligation to pay ready-mixed price to the plaintiff. The plaintiff filed an application for a payment order for the above ready-mixed price with the defendant as Changwon District Court 98,839, Changwon District Court 98,984,364 won and its payment order "the defendant jointly and severally pays the plaintiff 48,984,364 won and the amount calculated at the rate of 25% per annum from March 25, 1998 to the date of complete payment."

Therefore, the Defendants are jointly and severally liable to pay to the Plaintiff the amount of KRW 48,984,364 and the amount of delay damages calculated by applying each of the following rates to the Defendants from March 25, 1998 to June 3, 2008; Defendant A, from March 11, 2008, 25% per annum under each of the above payment order; and from March 11, 2008 to the date of full payment.

Thus, the plaintiff's claim of this case is justified and accepted.