1. The Plaintiff:

A. As for Defendant secondary construction companies, KRW 917,877,652 and this, from December 27, 2016 to November 27, 2017.

1. Basic facts

A. 1) The Plaintiff is the party to the instant apartment 1) Magambling 2 apartment (hereinafter “instant apartment”) located in 1, 1, 1, 1, 1, 6, 1, 1, 1, 1, 1, 1,

In order to manage 530 households, it is an autonomous management body composed of their occupants pursuant to the Housing Act and the Enforcement Decree of the same Act. 2) Defendant Non-permanent Construction Co., Ltd. (hereinafter “Defendant Non-permanent Construction”) is a project proprietor who newly constructed and sold the instant apartment, and the wall mountain Construction Co., Ltd. is a contractor who constructed the instant apartment after being awarded a contract for the instant new apartment construction from Defendant Non-permanent Construction, and the Defendant Housing Urban Guarantee Corporation entered into a warranty contract for the instant apartment with Defendant Non-permanent Construction.

B. 1) On June 13, 2014, Defendant Non-permanent Construction Co., Ltd. guaranteed the obligation to repair the defects of the instant apartment complex between Defendant Non-permanent Construction and the Korea Housing and Urban Guarantee Corporation (hereinafter “instant guarantee contract”) (hereinafter “instant guarantee contract”).

A) A contract was concluded by the Defendant Housing and Urban Guarantee Corporation, with the same performance guarantee as indicated in the table of contract for the repair of defects, and if the council of occupants' representatives or the management body is composed, the guarantee creditor shall be deemed to be the relevant council of occupants' representatives or the management body. The guarantee creditor shall be deemed to be changed to the Guarantee Number No. 0231201-201-201 on June 13, 2014 through June 189, 300, 2023120-2014-201-204. 06. 06. 20. 205. 20. 06. 06. 201- 04. 201- 014. 06. 206. 201- 04. 2014. 206. 205. 13. 201- 2014.