A. Defendant B Co., Ltd.: (a) KRW 2,074,097,569; and (b) from June 30, 2015 to June 24, 2016.

A. The Plaintiff is a company operating a racing H hotel and I set. The J is the Plaintiff’s HnR headquarters, K is the Plaintiff’s general manager of HnR and I set, and L is the facility management manager. The Defendant G is the actual operator of the Defendant B Co., Ltd. (hereinafter “Defendant B”), who is in charge of construction, such as the manufacture and installation of steel-frame structure of the I E sports center (hereinafter “instant sports center”). Defendant C is the managing director of the business division, Defendant D is the material division, Defendant E is the production division, Defendant F is the head of the factory and the head of the factory.

B. 1) In the instant sports center’s scale and construction background of the instant sports center, the instant sports center, and the Plaintiff (formerly, M Co., Ltd. but, around May 2014, changed its trade name to A.

A) A building ordered by the Plaintiff is a building with a high roof of 1,205.32 square meters in total floor area (10 meters in central part, 8 meters in both edges, 31.2 meters in width, 36.6 meters in length) and with a strong roof of 1,205.32 square meters in total floor area on the site. The Plaintiff planned to attract large number of people, such as Taekwondo campaigns, to improve the profit structure at early 2009. Accordingly, the Plaintiff promoted the new construction of sports halls to be used as auxiliary facilities of the building, and around March 2009, the Plaintiff decided to newly construct sports halls as a new PEB (Pre-Enine Biling method) with a relatively short construction period favorable to the use of space due to the lack of columns inside the building and to construct a new sports hall from among the parts that occur in the construction process to the absence of construction process. PEB space from the planning to the absence of construction process and the absence of construction process.