All appeals filed by the Defendant-Counterclaim Plaintiff against the instant principal lawsuit and counterclaim are dismissed.

The costs of appeal are assessed against the principal office.

1. The reasons for the court's explanation concerning this case are as follows, except for the addition of the following '2. Additional Judgment' as to the argument made by the defendant in this court, and therefore, it refers to the reasons for the judgment of the court of first instance pursuant to the main sentence of Article 420 of the Civil Procedure Act.

2. Additional determination

A. The Defendant’s assertion unilaterally discontinued the supply of the instant product. Accordingly, the Defendant incurred KRW 39,83,000, equivalent to the average net profit of ten months, thereby offsetting the principal and interest on the instant claim for the payment of the product price by the damage claim.

B. The written evidence No. 11 alone lacks to recognize that the average net profit of 10 months was KRW 39,833,000, and there is no other evidence to prove otherwise, the Defendant’s above assertion is without merit.

3. In conclusion, the judgment of the court of first instance is legitimate, and all appeals filed by the defendant against the principal lawsuit and counterclaim of this case are dismissed as it is without merit. It is so decided as per Disposition.