1. The Defendants jointly share KRW 503,059,042 with the Plaintiff as well as their annual interest from July 13, 2016 to October 22, 2020.

1. Occurrence of liability for damages;

A. The facts of recognition are Defendant B Co., Ltd. (hereinafter “Defendant B”) companies engaged in sanctions, timber production, civil engineering, construction, etc. The Defendant C Co., Ltd. (hereinafter “Defendant C”) is a company engaged in the manufacturing of stage equipment and the manufacturing of stage lighting. The Plaintiff is a worker who was employed by the head of technology division after entering Defendant C around January 24, 199.

Around September 2014, Defendant B entered into a new contract with D University for the construction of a scientific information center (the third and fourth underground floors) (hereinafter “instant construction”) (hereinafter “instant construction”), and around October 12, 2015, Defendant C subcontracted the construction of a new scientific information center to Defendant C during the instant construction. The content of the construction of a stage device at a height of about nine meters for the installation of a stage device in the 3 and fourth floor among the four floors of the building.

On the other hand, Defendant B subcontracted to E (hereinafter “E”) the installation, alteration, and repair work of the rain system during the new construction work of this case.

From July 2, 2016, the Plaintiff had been working as the head of the site of Defendant C from around July 2, 2016 as the site of the instant construction work, and E performed the adjustment work of a string frame, which lowers the safety launch plate of the instant 3 and 4 floors on July 13, 2016.

At around 11:00 on the date of the mediation work for the above non-meter framework, the Plaintiff: (a) checked the status of the operation of the stage equipment, and the status of the removal of materials; (b) opened a safety launch plate installed in the non-meter mold; (c) as the separation between the non-meter frame and the safety launch plate was not properly affected by the non-meter pipe, the safety launch plate was put into the non-meter frame; and (d) the Plaintiff fell below approximately five meters.

(hereinafter “instant disaster.” Meanwhile, Defendant B provided information or shared opinions on the instant construction to the lower-tier company participating in the instant construction through the online bund, which is the online bund.