1.(a)

Defendant 2 Construction Co., Ltd. and Credit Construction Co., Ltd. shall jointly and severally serve as the Plaintiff at KRW 515,024,292.

1. Basic facts

A. The Plaintiff (the title at that time was EP and was changed to the name at September 1, 2016) (the title at that time was changed to the name at that time).

In the below, "Plaintiff" shall not be distinguished from before and after the change of name.

) The Gangseo-gu Seoul Metropolitan Government apartment complex 51-10, Gangseo-gu, Gangseo-gu, 51-10 (hereinafter referred to as the “instant apartment”).

A) On October 20, 2004, the Plaintiff entered into a contract for construction, machinery, and civil engineering (hereinafter “instant construction contract”) of the instant apartment construction among the instant apartment construction works (hereinafter “instant construction works”).

3) On February 15, 2006, the Plaintiff’s landscaping part of the instant apartment construction work (hereinafter “instant landscaping work”) between the Defendant Hando Coland around February 15, 2006.

2) As to the contract agreement (hereinafter referred to as “instant landscape contract”).

4) The Plaintiff entered into a contract with the U.S. Electric Industry Co., Ltd. (hereinafter referred to as the “U.S. Electric Industry”).

'Roconet Co., Ltd.' 'Moconet'

Between the division, the part of communication among the construction works of the apartment of this case is referred to as the "Telecommunications Corporation of this case".

the telecommunication contract of this case(hereinafter referred to as "the contract of this case").

B. A contract for the repair of defects was concluded. (2) Guarantee No. 14296.7.206 to July 19, 2017.7.206 to July 20, 2017.206, bearing walls 191,726,332 4296.7.20 to July 19, 2012.- Other structures 127,817,513 342968.7.207.207.36.6.7.207.19.7.6.7.207.6.7.207.19.6.7.6.7.207.19.6.6.6.7.207.19.