1. The Defendant’s KRW 3,889,042,510 as well as 20% per annum from September 24, 2015 to September 30, 2015 to the Plaintiff.

1. Basic facts

A. According to Article 17(2) of the Korea Environment Corporation Act, the Defendant’s bidding notice 1 for “the instant construction work” (hereinafter “the instant construction work”) refers to “the instant construction work” from the Ansan City pursuant to Article 17(2) of the Korea Environment Corporation Act

(2) On August 17, 2012, the scope of the instant construction project and the contents of the electric power input facility construction as indicated in the tender guide document are as follows.

2.10 The scope of the project as outlined in summary 2.10.1 includes both the design and construction of fields related to civil engineering, construction, machinery, electricity, measurement and control, landscaping, etc., construction of various man-mades (such as water, electricity, gas, telecommunications, construction water supply facilities, etc.), sewage treatment facilities (facilities for the treatment of sewage sludge, fire extinguishing gas, etc.), and all incidental facilities necessary for the operation of excreta and septic sludge treatment facilities, so as not to impede the operation of the project including the "Scale of 2.5 Facilities".

3.5a summary of electrical installations and general information in the field of electricity;

(d) The scope of design and construction of electric installations for the construction of the main disposal facility shall be as follows, and bidders may be divided by integration or addition, taking into account safety, reliability, economic feasibility, convenience, etc.:

In principle, treatment facilities (sewage treatment facilities, excreta/tank treatment facilities, drying facilities, etc.) - Electric power-generating facility (including limited-liability entrusted construction costs) - Electric power-generating facility installation (including electric power-driven construction costs) 3.5.2 shall be charged up twice from different power distribution lines between neighboring Korea Electric Power Corporation and another adjacent Korea Electric Power Corporation, and the disposal facility shall be operated normally by automatically cutting the spare line during the regular exhibition of the commercial line.

This is from the point of connection to the designation of the Han Power Supply Line.