1. The defendant,

A. 862,99,784 won and the above money to B and C co-manager of the Plaintiff Debtor Rehabilitation Corporation A and 658.

1. Basic facts

A. Status 1) A Co., Ltd. (hereinafter “A”)

2) The Plaintiff Sam Young Construction Co., Ltd. and the Plaintiff Sam Young Construction Co., Ltd. (hereinafter “Yyoung Construction”).

(1) On May 28, 2009, the part of construction among the new construction of teachers of Ulsan Foreign Language High School and the site suspension works by the Administrator of the Public Procurement Service (hereinafter “instant construction works”).

(2) The design of the instant construction project is an end-user institution that is obligated to pay the price for the said construction contract entered into by the Administrator of the Public Procurement Service pursuant to Article 2 Subparag. 4 and Article 5-3 of the Public Procurement Act. The design of the instant construction project is a non-party E Comprehensive architect, Inc., and the supervision part is contracted by the architect of the Dong-nam Comprehensive Supervisory Corporation. The company divided each share into A 51% and Sam Young Construction 49%.

3) On May 12, 2011, A received a decision of appointment of B and C, a joint management entity, as the Gwangju District Court 2011 Mahap12 (hereinafter referred to as “Plaintiff’s side” in the total construction A and C.

B) B. The instant contract for construction works was changed several times from May 28, 2009 to September 20, 2010, with the construction cost of KRW 23,797,660,00 at the time of the first contract, and the construction period of KRW 25,560,422,00 on November 3, 2010; and the construction period of KRW 25,560,42,00 on May 28, 2009 to December 17, 2010 (hereinafter “instant contract for construction works”).

C. C. On September 8, 2010, when the instant construction was being carried out by the Plaintiff on September 8, 2010, a retaining wall built on the south side of the instant school playground and laid up at regular intervals reinforced materials (such as steel, wood, plastics, synthetic fibres, etc.) with high seal to the earth, thereby reducing earth pressure (it is difficult to be changed to the direction of the road along the upper bottom, etc.) by using a masting power between the reinforced materials and soil, and increasing the stability of the body of earth (hereinafter “the instant reinforced earth retaining wall”).

) An accident that collapses in the second part of the accident occurred (hereinafter “instant accident”).

D. The Defendant, on October 13, 2010, transferred to the Korea Infrastructure Safety Corporation.