1. The defendant B and the defendant New World Construction Co., Ltd. are jointly and severally named in the attached Table to the plaintiffs (appointed parties) and the designated parties.

1. Presumed facts

A. Defendant New World Construction Co., Ltd. (hereinafter “Defendant Co., Ltd.”) and Sejong Special Self-Governing City Co., Ltd., a constructor registered under the Framework Act on the Construction Industry (hereinafter “Defendant Co., Ltd.”), entered into a subcontract with Defendant C, a non-registered constructor, regarding the foregoing works, and the Defendant C entered into a subcontract with Defendant B, a non-registered constructor, regarding the foregoing works.

B. The construction company of Pyeongtaek-si Construction Co., Ltd. entered into a subcontract with Defendant Company on the shipbuilding, spawn, and spawn construction among the new construction works in Pyeongtaek-si E located, and Defendant Company entered into a subcontract with Defendant C, the constructor without registration, on the works in question, and Defendant C entered into a subcontract with Defendant B, the constructor without registration, on the works in question.

C. In Sungsung-si, Inc. (project owner) entered into a contract with the Defendant Company for the construction work of the F materials in the Hysung-si, and the Defendant Company entered into a subcontract with the Defendant Company with respect to the said construction work, which is an unregistered constructor, and the Defendant C entered into a subcontract with the Defendant Company B, who is an unregistered constructor, for the said construction work.

At the time of public works, the construction work site construction industry corporation and the defendant company entered into a subcontract with the defendant company on the creation of sculptures, Buddhist works, waterproof works, and typical works among the new construction works located in G located in G, and the defendant company entered into a subcontract with the defendant C, who is an unregistered constructor, on the whole works, and the defendant C entered into a subcontract with the defendant B, who is an unregistered constructor, on the whole works.

E. The plaintiff and the designated parties were employed by each of the above construction works (hereinafter "each of the construction works in this case") and provided work as shown in the service period column in the attached Table. The plaintiff and the designated parties currently provide them with work as shown in the attached Table.