A. The Plaintiff is a company specializing in the maintenance, repair, and cleaning of the subway platform safety questions (Scream). Of the history of 97 stations in Seoul subway 1-4, the Plaintiff maintained and repaired the safety doors installed and operated in 97 stations in Seoul subway 1-4 stations. The Seoul Mcro is a public corporation that operates the Seoul subway 1-4 lines.

B. Seoul Metro was merged with Seoul Metropolitan City Urban Railroad Corporation on May 31, 2017, and Seoul Urban Transit Corporation succeeded to all the rights and obligations that Seoul Urban Transit Corporation had.

(hereinafter referred to as “Defendant”). C.

On November 30, 2011, the Plaintiff entered into a contract for the entrustment of the operation of platform maintenance and management between the Defendant and the Plaintiff, from December 1, 2011 to May 27, 2015, and the Plaintiff entered into a contract for the entrustment of the operation of platform maintenance and management to receive service fees from the Defendant.

Upon the termination of the above service contract on May 28, 2015, the Plaintiff entered into a consignment service contract with the Defendant to pay KRW 8,483,50,000 from June 1, 2015 to June 30, 2016, for 13 months from June 1, 2015, including 125 maintenance personnel for platform safety, and 25 cleaning personnel.

E. Meanwhile, apart from the Plaintiff, the Plaintiff, separate from the employee of Jinjincom, entered into a contract for the maintenance and management of platform platforms with the Defendant, died of the accident at the time of facing the subway while repairing the Gangnam Station platform safety doors of Seoul subway 2 on August 29, 2015.

(F) On January 8, 2016, the Plaintiff concluded a contract to change the contract amount of KRW 8,969,722,075, which was the initial 8,483,50,000, to KRW 8,969,72,075, thereby increasing KRW 486,22,075.

【Ground of recognition】 The fact that there is no dispute, entry of Gap Nos. 1-3, the purport of the whole pleadings

2. Assertion and determination

A. 1) The Defendant seeks to prevent the recurrence of the incident in the Gangnam River basin.