On March 15, 2011, the Plaintiff was awarded a contract for KRW 176,00,00 for the team, window, and miscellaneous steel construction (hereinafter “instant construction”) among D’s new construction works for D’s 3 plant construction, and the Defendant C Co., Ltd (hereinafter “Defendant C”) jointly and severally guaranteed the obligation for the construction cost of D’s new construction.

The Plaintiff completed the instant construction work on July 201, and received only KRW 20 million out of the construction cost of the instant case from Defendant C and Ilsung Construction up to that time.

On July 5, 2011, Defendant C’s representative director E paid to the Plaintiff KRW 50 million by July 8, 2011 and KRW 50 million by July 15, 201, in total, KRW 100 million by the same month, but did not pay the said money.

E operated Defendant B Co., Ltd. (hereinafter “Defendant B”), other than Defendant C, and Defendant B entered into a lease agreement with F to secure KRW 300 million (which is entirely separate from the instant construction payment claim) of the construction payment claim against Nonparty F, on January 2009, the said lease agreement with F, Incheon City G, 101, and 12 units of real estate as lease deposit.

On November 10, 2011, Defendant C issued a promissory note of KRW 147,500,000 as of January 31, 2012, with the due date for the payment of the instant construction cost to the Plaintiff. Defendant C offered the Plaintiff with KRW 300,000 of the said construction cost claim or lease deposit return claim against Defendant B F and the online newspaper 18,000 of the said online news shares as security.

On January 3, 2012, Defendant B transferred to the Plaintiff, I, and J the above claim for the payment of the construction cost or the claim for the return of the lease deposit against F.

[Grounds for recognition] In light of the fact that there is no dispute, Gap 1 through 8, and the purport of the entire argument as to the defendant C’s claim against the defendant, the defendant C is entitled to KRW 147,50,000 as the construction price of this case, and this is related thereto.