In January 21, 2015, the construction of the second section of the construction section between the plaintiffs and the defendant, which was concluded on January 21, 2015.

1. Basic facts

A. 1) The plaintiffs are companies established for the purpose of the construction and civil engineering, etc., and the plaintiffs constitute a joint supply and demand organization and ordered the "Jiju-Yung Railroad Construction Section 2 Section, Nowon-gu Facilities and other Construction Works" ordered by the defendant (hereinafter "the construction of this case").

(2) The Defendant is a public corporation established under the Korea Rail Network Authority Act for the purpose of constructing and managing railroad facilities, and is the operator of the original state-owned railroad construction project including the instant construction project and the ordering person of the instant construction project.

(b) Public notice of tender for construction;

1. Matters referred to the tender;

(b) Construction name: Construction of new sections of the second sections of the railway construction from the original week to the steel, and other construction works; and

(c) Design amount: Doz 190,607,00,000- (The estimated price: 173,279,090,910-)

(d) Period: 39 months from the commencement date;

(e) Construction site: The location of Seowon-si, Seosung-si, Gangwon-do, Namsung-si, Namsung-gun, Gangwon-do: 10km-850 to Seowon-si (on the port) 22km-420m (L=11km-570.00m)

(f) Outline of construction: Extension L =11km 570.00 - Earth: L=6km 158, bridge: L=2km 482, tunnel: L=2km : See2km 930 other detailed details, see design plan.

2. Bidding and contracting methods;

(c)the details of the tender that must be accompanied by a calculation sheet;

The subject work for a long-term continuing contract.

(e) The minimum bid price system, the quantity revised tender system, and the construction works subject to examination of the adequacy of bid amounts and the appropriateness of calculating the volume;

9. Submission of a calculation sheet, a statement of bid amount, and a statement of reasons for adjustment of quantity;

(a) POEN ACT ACT POEN ACT - Upon submitting a tender, I will prepare and submit a bill of quantity indicating the unit price on the bill of quantity drawn from the announcement column for the KR Electronic Procurement System in accordance with Article 11;

-The specifications of quantities modification permitted, specifications for calculation of quantities, material descriptions, etc. are scheduled to be distributed on site.

- In addition, the bill of quantity of materials must be confirmed and changed.