The plaintiff's lawsuit against defendant A is dismissed.

2. Defendant B Co., Ltd. shall be KRW 10,000,000 to the Plaintiff.

1. Basic facts

A. The status of the parties 1) Plaintiff (Korea National Housing Corporation and Korea Land Corporation were merged on October 1, 2009, and the Plaintiff was established.

The following is referred to only as “Plaintiff,” regardless of whether before or after the merger.

[Attachment] The apartment complex of the 4,388-dong 7 project districts of L, M, N,O, P, Q, and R, 83 project districts located in Gwangju-si (hereinafter “instant apartment complex”). The apartment complex of the 4,388-dong 7 project districts is called “instant apartment complex”

) 신축공사의 도급인이다. 2) 피고 A, B, E, G 및 피고(탈퇴) C(이하 ‘C’라고만 한다)와 S 주식회사(이하 ‘S’이라고만 한다), T 주식회사(T 주식회사는 2013. 1. 1. 토목건축공사업 등을 분할하여 피고 F을 설립하였다. 이하 편의상 피고 F이 설립되기 전 T 주식회사를 지칭할 때도 ‘피고 F’이라고 한다)는 원고로부터 이 사건 아파트 신축공사 중 일부(이하 ‘이 사건 공사’라고 한다)를 도급받은 회사들과 개인이다.

3) Defendant I’s partnership, Defendant HF and S, and Defendant J guaranteed each of the defect repair obligations for the instant construction works by Defendant G. (B) On February 14, 2011, the Plaintiff concluded a contract for construction works with Defendant A and B regarding construction works, machinery, and civil engineering works (hereinafter “L district construction works”) among construction works for a newly constructed L district apartment (hereinafter “L district construction”) with Defendant A and L district apartment construction works (hereinafter “L district fire construction works”).

2) On March 25, 2010, the Plaintiff is limited to C and U.S. Co., Ltd (hereinafter “U”).

As between the M district apartment construction works, construction, machinery, and civil engineering works (hereinafter “M district construction works”) are called “M district apartment construction works.”

2) As to the contract for construction work under joint implementation method (hereinafter “instant contract for construction work”).

(3) On May 25, 2010, the Plaintiff concluded a contract with Defendant E and V Co., Ltd. for construction, machinery, and civil engineering works (hereinafter “N district construction works”) among the new construction works of N district apartment units.