1. The Defendant’s KRW 5,102,260 as well as 5% per annum from December 5, 2014 to October 22, 2015 to the Plaintiff.

1. Presumed factual basis

A. 1) The Defendant entered into a contract for construction work on November 2009, which is a long-term continuing construction project in a three-dimensional high school district in a three-dimensional housing site district in a long-term continuing construction project (tentatively named), the Defendant’s construction work (hereinafter “instant construction work”).

(2) On December 17, 2012, the Plaintiff was selected as a successful bidder in the tendering procedure. (3) On December 17, 2012, the Plaintiff entered into a contract with the Defendant to enter into a contract with the Plaintiff, setting forth the contract amount of KRW 8,104,79,30 (hereinafter “instant contract”) with respect to the instant construction project as the total construction cost of KRW 4,443,40,00,000 for the primary construction cost of KRW 3,61,39,300 for the secondary construction cost of KRW 3,69,300 for the primary construction cost of KRW 3,00 for the secondary construction cost of KRW 3,61,39,300 for the primary construction cost of KRW 2,00 for the primary construction, “the secondary construction”, “the date of commencement,” and “the date of completion of the primary construction work of KRW 7, 2013 for delay.

B. Upon the Plaintiff’s request, the Defendant changed the instant contract: (a) extended the construction period of the instant contract by extending the total completion date of the first construction work; (b) on December 17, 2012, the date of completion of the first construction work; and (c) on December 25, 2013, the first revised contract on December 25, 2013, which was concluded on June 10, 2013; (b) demanded the first extension of the construction period on August 29, 2013; (c) on August 27, 2013, 2013; and (d) there was no change in the construction period by 3,000 days following the suspension of construction work due to the suspension of construction work by 13,000,000 on September 16, 2013; and (d) there was no change in the construction period by 13,000 on September 13, 2013.

On September 4, 2013, the first revised contract on September 17, 2013, which was concluded on September 201, 2013, extended to the total completion date of the second construction work on the date of the commencement of the second construction work, due to the delay in the first construction work on February 23, 2014, the second revised contract on November 22, 2013, which was concluded on November 22, 2013, following the second changed contract on February 29, 2014 and the removal of snows during the second construction period.