1. Of the judgment of the court of first instance, the part against the defendant in excess of the following amount ordered to be paid shall be revoked.

1. The parties' assertion

A. The Plaintiff asserted that the Plaintiff supplied the Defendant with the short heat for construction. Since the unit price per 1T is KRW 900 x 1800 x 220 x 1st unit price, 900 x 1800 x 1st unit price per 210 x 1st unit price, the total amount of the short heat is KRW 183,835,421.

Therefore, the defendant is obligated to pay to the plaintiff the balance of 25,308,921 won (=183,835,421 won-158,526,500 won) after deducting the price already paid from the total amount of short heat, and damages for delay.

B. The Defendant’s alleged heat 900 x 1800 x 1T unit price is 210 won, 900 x 1800 x 1T unit price is 180 won, 180 x 1T unit price is 4,945,562 won, and the unpaid heat 1 unit price was not supplied at the construction site of the same coal field. Thus, the unpaid heat 4,945,562.

2. Determination

A. Determination 1 on the unit price of a short heat unit is acknowledged in light of the following facts, based on Gap evidence Nos. 1, 2, 4, 7, 8, and Eul evidence Nos. 2, 5, and 8, and the purport of Gap evidence Nos. 2, 5, and 8, and the entire testimony and arguments of witnesses A, B, and D, the Plaintiff agreed to supply the Defendant with a short heat for construction, and issued a quotation (Evidence No. 2) on May 23, 2014.

After pressure 1 90 x 2610 30 x 6,150 tension 10 x 900 tension 1,2610 x 2610 50 x 100 x 900 x 2610 x 85 x 17,425 b), the Plaintiff mistakenly stated the Defendant in the above estimate that “900 x 1800” is “90 x 2610 x 900 x 2610 x 220 x 180 x 1 x 901 x 1 x 210 x 1 x 2501 st unit price supplied to the Defendant at the same site on the basis of each unit price, the Plaintiff determined the Defendant’s price at the same time as the Defendant’s price at which the Defendant supplied the Defendant’s price at the same time was supplied at the same time as the Defendant’s price at the same time on the 25 25 194,25 501.