1. The plaintiff's claim is dismissed.

2. The costs of lawsuit shall be borne by the Plaintiff.

The Plaintiff, among the construction works of the construction works of the Seoul Officetel, performed the construction works under a subcontract with the Defendant. The Defendant did not pay the cost of 80 tons (270,000 won per ton) for the additional construction work (7 stories x 1,400,000 won per floor) and the additional construction cost (7 stories x 1,400,000 won per floor). As such, the Plaintiff sought payment of the total amount of KRW 31,40,000 (=the additional construction cost of KRW 21,60,000 for the steel bars 21,60,000,000 for the additional construction work) and damages for delay.

According to the overall purport of the statements and arguments in Eul evidence Nos. 1 through 4, it is recognized that the defendant paid to the plaintiff total construction cost of KRW 397,202,985, including the additional construction cost of KRW 9,800,000 per floor and the additional construction cost of KRW 3,780,000 for 14 tons of steel additionally invested to the plaintiff (=14 x 270,000) and the additional construction cost of KRW 1,40,000 per floor. The plaintiff's assertion is without merit.

(1) The plaintiff alleged that the plaintiff agreed to pay 280,000 won per ton of iron on the third day for pleading of this case, but there is no evidence to acknowledge this. Thus, the plaintiff's claim of this case is dismissed as it is without merit. It is so decided as per Disposition.