1. The Plaintiff:

A. As to Defendant B’s KRW 1,574,712,673 among them and KRW 1,349,597,470 among them, Defendant B’s Co., Ltd.

1. Basic facts

A. 1) The Plaintiff is a female A apartment (13 Dong Dong, 1,008 Dong, 1,008 hereinafter “instant apartment”).

(2) In order to manage the apartment of this case, the Defendant Company is an autonomous management body composed of its occupants. (2) The Defendant Company is a contractor for new construction of the apartment of this case by entering into a contract with D Reconstruction Association (hereinafter referred to as the “Inward Association”) which is a project proprietor who newly constructed and sold the apartment of this case, and the Defendant Company is a guarantor of the obligation to repair defects for defects arising after the inspection of the use of

B. (1) On April 2012, the Defendant Company entered into a contract for the warranty of defects with the Defendant Company (hereinafter “instant warranty contract”) under the terms that the Defendant Company bears the responsibility for the guarantee in the event of defects as provided by the Housing Act and the Enforcement Decree of the Housing Act in the instant apartment complex (hereinafter “instant warranty contract”).

A) The contract was concluded. Specific matters, including the warranty period and the guaranteed amount, are as follows. The warranty period of 1 E 1 E from April 30, 2012 to April 29, 2012, 204, 879,240 columns, bearing walls 2F from April 30 to April 29, 2017, the floor, 3 G 30 to April 40, 2017; 30. 4. 6. 29 from April 30 to April 29, 2016 to April 29, 2016; 3. 4. 5. 20 to April 29, 2016; 4. 20 to April 29, 2017; 20 to April 29, 2017; 3. 4. 7. 5 to April 29, 2016; 20 to 3. 4. 206.