1. The defendants' appeal is dismissed.

2. The costs of appeal are assessed against the Defendants.

Purport of claim and appeal

1..

1. Facts of recognition;

A. The Plaintiff is a corporation that mainly performs planning and supervision of the electricity and fire fighting construction work. 2) Defendant B Co., Ltd. (hereinafter “Defendant E Co., Ltd.”) is the representative director of the Defendant Co., Ltd. (hereinafter “Defendant Co., Ltd.”) to operate automobile-related facilities, etc., and Defendant C (hereinafter “C”) is the representative director of the Defendant Co., Ltd. (hereinafter “Defendant Co., Ltd.”).

3) On June 2012, the Defendant Company: (a) had an automobile sales facility building (hereinafter “instant building”) on the ground-based G in Yeongdeungpo-gu G in Young-gu, Young-gu, G.

A) A contract for construction works newly constructed, and F entered into a subcontract with H on June 20, 2012 with respect to electric and fire-fighting installation works of the instant building. B) The Defendant Company entered into, on April 15, 2013, each of the supervision agreements on the electric, fire-fighting, and telecommunications construction of the instant building (hereinafter collectively referred to as “instant supervision agreement”) with the Plaintiff as a total of KRW 28,00,000 (excluding value-added tax), and agreed to pay the said supervision fees at 50% at the time of the contract and 50% at the time of issuance of the certificate of completion.

2) On May 14, 2013, Defendant Company paid KRW 10,000,000 to the Plaintiff, and the Plaintiff wired KRW 5,000,000 on the same day to I. C. The Defendant Company prepared the instant written performance note that the Plaintiff would pay KRW 20,000,000 to the Plaintiff within 15 days after completion of the construction work on July 24, 2013 (Evidence A; hereinafter “instant performance note”).

(D) On the same day, Defendant C had prepared and executed the instant building, and the instant building was inspected for use on August 12, 2013, and the Defendant Company used the instant building from October 2014. 【No dispute over recognition” written evidence Nos. 1, 6, 7, and 4 and 5.