1. The Defendants shall jointly and severally pay to the Plaintiff KRW 28,947,510 as well as the interest rate from July 7, 2016 to the day of full payment.

The Plaintiff processed gold-related parts at the request of the Defendants from July 2014 to March 2016, and supplied them to Defendant Stock Company A. The Defendant Stock Company failed to pay KRW 28,947,510 out of the price of supply, and Defendant B guaranteed the above price of supply to the Plaintiff by Defendant Stock Company A does not conflict between the parties.

According to the above facts of recognition, the Defendants are jointly and severally liable to pay to the Plaintiff the amount of 28,947,510 won payable to the Plaintiff and the damages for delay calculated at the rate of 15% per annum from July 7, 2016 to the day of full payment, which is the day following the delivery date of a copy of the complaint of this case sought by the Plaintiff.

As to this, the Defendants asserted that Defendant A should deduct KRW 6,500,000 from the price of supplied goods, since Defendant A incurred damages of KRW 6,50,000 due to the Plaintiff’s defective processing. However, each video of subparagraphs 1-1 and 2-2 is insufficient to recognize it, and there is no other evidence to acknowledge it, the above assertion is without merit.

Therefore, the plaintiff's claim shall be accepted on the grounds of its reasoning, and it is so decided as per Disposition.