1. The Defendants shall be jointly and severally (Provided, That each limit is limited to KRW 100,000 for Defendant A and KRW 30,000 for Defendant B).

Comprehensively taking account of the purport of each statement in Gap evidence Nos. 1 through 4, the plaintiff entered into a contract for the supply of ready-mixed (hereinafter "the contract of this case") with the defendant Tae Young Development Co., Ltd. (hereinafter "the defendant company") on April 1, 2010, and supplied ready-mixed to the defendant company from around that time to May 16, 2014. The amount of ready-mixed which was not received from the defendant company was 74,631,680, total amount of the payment of ready-mixed which was 74,631,680, and the defendant Gap and Eul jointly and severally guaranteed the plaintiff at the time of the contract of this case within the limit of KRW 100,000,000 to KRW 30,000.

According to the above facts, the defendants are jointly and severally liable (However, within the respective limits of KRW 100,00,000 for defendant A and KRW 30,000 for defendant B) to pay to the plaintiff the unpaid amount of KRW 74,631,680 for ready-mixed, and damages for delay calculated at the rate of 15% per annum from August 5, 2015 to the date of full payment, as requested by the plaintiff, from August 5, 2015 to the date of full payment.

Thus, the plaintiff's claim against the defendants of this case is justified.