A. Fact-finding 1) The Plaintiff is a company aimed at building works and civil engineering works. The Defendants are real estate business and non-residential building leasing business under the trade name of “C”. The Defendants decided to build a building on the Seo-gu Seoul Special Metropolitan City D land owned by them, and on June 26, 2014, set the construction cost of the said building as KRW 1,045,000 (including value-added tax) to the Plaintiff and set up a “standard contract agreement for private construction works” with the Plaintiff as follows:

(A) No. 1; hereinafter “instant contract document”; 4. Date scheduled for completion: Amount of contract (including VT) February 15, 2015: KRW 1,045,000,000;

6. Contract deposit: 104,500,000 won.

7. Contract deposit: 104,500,000 won of the contract amount of the warranty bond for each type of work and the contract amount of the warranty period of 920,040,040,000 won for each type of work and the contract amount of 27,601,200 won for the construction of the warranty period of 51,260,000 won for the first 33,70,000 won for fire-fighting, which is due to the statutory defect of 1,537,800 won for the period of 73,700,000 won for the first 2,211,000 won for the second 3,000 won for the period of 10,000 won for the second 4,000 won for each type of work (in the case of multiple type of work, separate entry by each type of work): 0.1/13,0000 won for each construction period of 20: 102,0000.

5 The plaintiff's construction works in this case.