1. The Plaintiff’s obligation for indemnity based on the guarantee contract stated in the attached list against the Defendant is KRW 2,771,711,229.

1. Basic facts

A. On August 12, 201, the Korea Institute of Marine Research and Development, as a contractor, concluded a contract for construction (hereinafter “instant contract for construction”) with the Plaintiff, a contractor (which was changed to the Plaintiff on December 23, 2016) (hereinafter “instant contract for construction”).

(B) After the Defendant’s Intervenor succeeded to the status of the above construction contract of the Korea Institute of Maritime Affairs and Fisheries. The name of the construction: 500kW water test power plant (a) maritime structure (37.0m x 31.2m x 31.2m x 27.5m) construction site: the construction site: the construction period at 16m depth in front of the front sea of water repair at the time of the Jeju-si (1km): the contract amount from August 18, 201 to August 17, 2012 (a change from April 18, 2013): 7,222,24,250 won (a change from 7,935,000,000 won) (a change from 7,935,000 won):

B. The Defendant concluded a guarantee loan transaction agreement with the Plaintiff on August 11, 2011.

Under this Guarantee Loan Agreement, the Intervenor’s Intervenor paid advance payment to the Plaintiff as follows, and was provided with an advance payment guarantee issued by the Defendant.

Article 3 of the terms and conditions attached to each of the above guarantees (hereinafter “the instant advance payment guarantee terms”) states that the Defendant guarantees the amount equivalent to the advance payment to be returned to the guarantee creditor as prescribed by the principal contract within the scope of the guaranteed amount (if there is any unpaid progress payment for the construction work performed by the contractor, the deducted amount).

In addition, the defendant, upon the plaintiff's request, failed to pay the performance bond (hereinafter referred to as the "performance bond contract of this case") to the defendant joining the defendant on the payment date of the performance bond (hereinafter referred to as the "performance bond of this case") attached to this guarantee, and the first advance payment for the guarantee period of 2,16,00,000 as of August 19, 201, for the guarantee period of 2,17,324,324,000 on October 16, 2012, 13,88,000,000,000,000 for the performance bond of this case attached to this guarantee (hereinafter referred to as the "performance bond of this case").