1. The defendant shall be the plaintiff.

A. The warranty bond of 17,565,500 won or the amount equivalent to the above amount shall be executed by the Plaintiff.

1. Basic facts

A. The defendant is the principal contractor who subcontracted the following painting construction work to the plaintiff, and the plaintiff is the subcontractor who received a contract from the defendant.

B. On February 13, 2014, the Plaintiff: (a) from the Defendant on February 13, 2014, the Plaintiff is called “B painting construction work” among the “Se-type B Construction Work” (hereinafter “B seal construction work”).

period of construction from February 13, 2014 to October 31, 2014; and construction cost of 344,000,000 won (including value-added tax; hereinafter the same shall apply) for construction period of construction;

(2) On May 26, 2014, the Plaintiff entered into a contract to increase the construction cost of the said subcontract in KRW 344,445,00,00, respectively, and a modified contract to increase the construction cost of the said subcontract in KRW 351,310,000 on September 11, 2014.

3) From April 21, 2014 to January 26, 2015, the Defendant paid a total of KRW 335,738,800 as the construction cost. (c) On April 1, 2014, the Plaintiff received a subcontract with the Defendant for a fixed period of KRW 295,00,000 for a painting work (hereinafter referred to as “C painting work”) during the construction period from April 1, 2014 to May 31, 2015.

2) The Plaintiff completed the C seal work within the construction period. 3) The Defendant paid the total of KRW 269,320,100 as the construction cost from June 20, 2014 to April 8, 2015.

D Seal Corporation 1) On March 27, 2014, the Plaintiff: (a) from the Defendant on March 27, 2014, the term “D seal installation works” (hereinafter referred to as “D seal installation works”).

(2) From March 28, 2014 to July 20, 2015, the construction period was set at KRW 522,00,000 and subcontracted to the Plaintiff. (2) The Plaintiff completed the D works within the construction period.

3) From August 20, 2014 to June 22, 2015, the Defendant paid a total of KRW 491,317,800 as construction cost. [The grounds for recognition] No dispute exists, Gap evidence 1, 2, 6, 7, 182 through 196 (including a serial number; hereinafter the same shall apply).

(ii) documents referred to in Category 4 (Evidence 1 and 2);

Each description of evidence, 5, 6, 22, and 23, and the result of the self-examination of the representative of the plaintiff.