1. The Plaintiff:

A. 1 Defendant Hanyang Construction Co., Ltd.: KRW 374,763,134 and its amount from November 19, 2015 to August 2016

1. Basic facts

A. The Plaintiff’s status Korea National Housing Corporation (the Plaintiff became the Plaintiff in consequence of a merger with Korea Land Corporation on October 1, 2009, and the Plaintiff comprehensively succeeded to the rights and obligations of the Korea National Housing Corporation; hereinafter “Plaintiffs”) constructed and sold an apartment complex 1,873 units of Samsan 1 Complex in Bupyeong-gu, Incheon (hereinafter “the apartment complex of this case”) located in Busan Metropolitan City.

B. The conclusion of the contract and the completion of the new construction of the instant apartment complex 1) Southyang Construction Co., Ltd. (hereinafter “Namyang Construction”), and Defendant Hanyang Construction Co., Ltd. (hereinafter “Seoulyang Construction”), among the new construction of the instant apartment complex around 2002, contracted from the Plaintiff for six sections construction, machinery, and civil engineering works (hereinafter “construction works of the instant apartment section 6 sections”).

B) On December 30, 2002, Defendant leather Electric Construction Co., Ltd. (hereinafter “instant apartment Section 6 Electric Construction”) among the new apartment construction works from the Plaintiff on December 30, 2002

(C) On December 13, 2002, Defendant Ewz and Cheongcheon Electric Co., Ltd is a contractor awarded a contract for six sections of the instant apartment construction work (hereinafter “instant apartment construction work sections”) from the Plaintiff on December 13, 2002, and Defendant Jin Information and Communications Co., Ltd is a joint and several liability company under the contract terms.

2) On October 5, 2002, Daewoo Automobile Sales Co., Ltd. (hereinafter “Treatment”) and New Daily Co., Ltd. (hereinafter “New Daily”) were awarded a contract with the Plaintiff for construction works of 7 sections and machinery construction works from among the instant apartment construction works (hereinafter “instant apartment construction works”).

B) The Ilyang Pream Co., Ltd. (hereinafter “ Ilyang Pream”)

On December 30, 2002, the Plaintiff had seven tools of electrical construction of the instant apartment construction from the Plaintiff (hereinafter referred to as “the instant apartment construction”).