1. The Defendants are jointly and severally liable to the Plaintiff for a change in exchange at this court.

Facts of recognition

On November 24, 2014, Defendant C Co., Ltd. (hereinafter “Defendant C”) was awarded a contract with D Co., Ltd. for F new construction works (hereinafter “instant construction works”) conducted in Gyeonggi E and two other areas (C, E, and H) (hereinafter “instant construction works”).

Defendant B (hereinafter “Defendant B”) was awarded a contract by Defendant C on January 5, 2015 for a part of the instant construction work by the amount of KRW 3.55 billion and the construction period until July 31, 2015.

The plaintiff is engaged in job placement and human resources supply business under the trade name of G, and arranged workers to work at the construction site of this case at the request of the defendant B.

From May 1, 2015 to June 30, 2015, Defendant B employed the above workers and did not pay KRW 18,000,000 for the Plaintiff and 43 others, arranged by the Plaintiff, among labor costs incurred from reinforced concrete processing of the instant construction, (i.e., KRW 98,490,000 for June 81,50,000).

On July 2, 2015, when Defendant B delayed payment of wages, 30 workers were forced to enter into a military unit located in Pyeongtaek-gun, Gyeonggi-do, which is the ordering authority, to pay wages in arrears, and Defendant C demanded the payment of wages in arrears and make the payment of wages in arrears, and Defendant C directed the construction site due to the above military unit, and the director of the on-site office of Defendant C, who was in the direction of the construction site, and the director, were in office.

At the time, Defendant C’s on-site agent I prepared a letter of commitment to the payment of labor cost (hereinafter “instant letter of commitment”) with the phrase “I, if I, by June 30, 2015, undertake to pay the full amount of the cost of labor incurred (e.g., type mold, steel bars, non-finite, concrete factory, tin, tin, tin, ging, dismantling, system installation, and direct management) to the workers’ representative.” The date of the payment of labor cost under the instant letter of commitment is as of July 9, 2015 and August 5, 2015.

On the other hand, the Plaintiff.