1. The plaintiff's claims against the defendants are all dismissed.

2. The costs of lawsuit shall be borne by the Plaintiff.

1. Basic facts

A. The Plaintiff’s status as the Korea Land and Housing Corporation (the Korea Land and Housing Corporation became the Korea Land and Housing Corporation in consequence of a merger with the Korea Land and Housing Corporation on October 1, 2009; hereinafter “Korea Land and Housing Corporation”) is a project proprietor who constructed and sold the 13-dong 990 households, Seosan-dong, Daejeon Seosan-dong 295, Seosan-dong, the 13-dong 13-dong apartment units (hereinafter “the apartment of this case”), and the Plaintiff is the construction contractor of the apartment of

B. The Plaintiff entered into a subcontract agreement, among the apartment construction of this case, subcontracted the construction of the first section of the apartment building of this case to the Namdo Co., Ltd. (hereinafter “Namdo Construction”), the construction of the first section of the apartment building of this case, to the Hadodo Construction Co., Ltd. (hereinafter “Hado Construction”), to the Hado Construction Co., Ltd. (hereinafter “Hado Construction”), to the Hado Construction Co., Ltd. (hereinafter “Hado Construction”), to the Hado Construction Co., Ltd. (hereinafter “Hado Construction”), and the machinery and equipment construction (sanitary heating, sanitary heating, and fire extinguishing equipment) to the mobilization construction company (hereinafter “ mobilization construction”).

C. (1) The Defendant Specialized Construction Financial Cooperative concluded each contract for the repair of defects with respect to the said subcontracted works, as described in the table below, with the content of the contract for the repair of defects, the warranty period and the warranty period of the contract for the repair of defects from July 1, 2009 to June 30, 2019, the warranty bond of which was concluded between the contractor and the contractor from July 1, 2009, to June 30, 229, 229, 936, 920, and the warranty bond of which was concluded within the warranty period from July 1, 2009 to June 26, 2009 to June 30, 2009; and the warranty bond of which was concluded within the warranty period from the warranty period of each of the above construction works to the contractor from July 1, 2009 to June 30, 2019 to the contractor; and the warranty bond of which was executed within the warranty period of each of the construction works;