1. The plaintiff (Appointeds)'s lawsuits against the defendant Spanco Construction Co., Ltd. and Shin Dong-dong Construction Co., Ltd.

1. Basic facts

A. In light of the relationship between the parties, the F apartment located in E (hereinafter “instant apartment”) consists of a total of 1,266 households, including Aable block (101 Dong, 102 Dong), 649 households, B block (103 Dong, 104 Dong, 104 Dong), 617 households.

The plaintiffs and designated parties (hereinafter "Plaintiffs, etc.") enter into a sales contract for the apartment of this case with Defendant D Co., Ltd. (hereinafter "Defendant D") or received the status of a seller for sale, and are currently attached to the apartment of this case.

1. The unit of Dong and lake column for each of the designated parties is the sectional owners who own ownership of each of the apartment units, Defendant D is the project proprietor who constructed and sold the apartment units of this case to the buyer, and the construction of Masco Corporation (hereinafter “Defendant Masco Construction”) and the construction of Masco Corporation (hereinafter “Defendant Masco Construction”) and Defendant Hasco Construction Co., Ltd. (hereinafter “Defendant Masco Construction”), together with two of them, entered into a contract with Defendant D on September 8, 2006 for the new construction of the apartment units of this case and constructed the apartment units of this case.

(hereinafter referred to as “instant contract”). B. The contract entered into between the Defendants (hereinafter referred to as “instant contract”).

Defendant D, on April 14, 2006, filed an application for the project plan with respect to the instant apartment construction project, and obtained approval on August 31, 2006 from the Sungsung market, which is the competent administrative agency, after filing a report on the commencement of the project on October 23, 2006, respectively, obtained approval for the first revision of the project on March 20, 2007, and obtained approval for the invitation of occupants on May 15, 2007.

After that, on June 18, 2007, Defendant D entered into each of the sales contracts on the apartment of this case (hereinafter “each of the sales contracts of this case”) with the buyers including the Plaintiff, etc., respectively.

Among the sales contracts of this case, the main contents of this case are.