1. All appeals by the Defendants are dismissed.

2. The costs of appeal are assessed against the Defendants.

Purport of claim and appeal

1.

1. The reasons why the party members of the first instance court should explain this case are as follows: “Defendant Company completed the construction of this case pursuant to the above contract,” “Defendant Company completed the construction of this case from September 2010 to December 2, 2010”; “Defendant Company completed the construction of this case in accordance with the above contract,” “Nos. 6 to 7”; “No. 9, “the Plaintiff completed the construction of Defendant Company at many places”; “No. 12, “A. 5,” “A. 5,” “A. 5,” “A. 5,” “A. 5,” “A. 15,” “A. 3, A. 13,” “A. 15,” “A. 5,” “A. 15,” “A. 5,” “A. 5,” “A. 15,” “A. 5,” “A. 5,” “A. 19,” “A. 5,” “A. 5,” was newly appointed a manager. 5,” and the Plaintiff was appointed a 5, “No 15,”.

Additional Determinations

A. In the case of the defendants' additional assertion, the defects of this case were ① neglected the recommendations made by the defendant company to use the emulative resistant products to the construction of this case, and the construction of this case unilaterally selected a emulative resistant product inappropriate for the construction of this case and ordered the defendant company to provide it and to use it to the construction of this case. ② East Asia Construction was aware that the site of this case could be extremely weak when using a emulative resistant product because it was of a structure that makes it impossible to avoid expenses even after completion.