1. Revocation of a judgment of the first instance;

2. All of the instant lawsuits are dismissed.

3. The costs of the lawsuit are assessed against the Plaintiffs.

1. Facts of recognition;

A. The Plaintiffs are corporations that meet the registration standards for vessel and technical personnel, capital stock, facilities, equipment, etc. under Article 17 of the Fishing Ground Management Act and are engaged in the purification and maintenance business of fishing grounds. The Defendant is a corporation established with the aim of increasing fishery productivity and contributing to the economic and social development of fishing villages by smoothly performing fishery resources business pursuant to Article 55-2

B. From 2011 to 2013, upon the entrustment of the competent local government, the Defendant’s letter-to-dated the qualification to participate in the natural seat-to-land project necessary to promote the fishery resources business through Daejeon Local Government Procurement Office as “the Framework Act on the Construction Industry, a person who has registered underwater construction business under the Enforcement Decree of the same Act, or a fishing ground purification and maintenance business under the Fishing Ground Management Act (in the case of construction works to which regional compulsory contract applies, a person who has its principal place of business outside Chungcheongnam-do shall enter into a joint contract with a person located in the same area at least 30/100 of the total construction amount, and the investment ratio shall be at least 30/100 of the total construction amount even if the representative is located in the same area),” and publicly announced the electronic bidding. The main contents related thereto are as follows, among the water-to-land construction business for new marine seat-to-sea facilities among the water-to-land construction business for new fishing ground development among the water-to-land construction business for new fisheries.