1. The defendant Seoul Special Metropolitan City Facilities Management Corporation, Go-young Co., Ltd., and C&C Co., Ltd. shall jointly engage in;

1. Basic facts

(a) Party status 1) Defendant Seoul Special Metropolitan City (competent: the Gangwon-do Waterworks Business Office under the jurisdiction of the waterworks business headquarters) is the High Mine Construction Co., Ltd. (hereinafter referred to as “high luminous Construction”) around 2012.

(2) Defendant C&C Co., Ltd. (hereinafter “C&C”), on August 10, 2012, concluded that “the instant construction project” was the contract price of KRW 1,845,232,00 (including value-added tax) and the construction period from July 12, 2012 to January 7, 2013. Defendant C&C Co., Ltd. (hereinafter “C&C”) on August 10, 2012.

) From August 16, 2012 to December 31, 2012, the term of the instant subcontract was determined and subcontracted to the Defendant the term “refiscing construction work” (including value-added tax) of the instant construction project as the contract amount of KRW 1,167,430,000 (including value-added tax) and the contract period of the instant construction project (hereinafter “instant subcontract”).

(B) Meanwhile, the instant subcontract agreement was concluded prior to the conclusion of the instant subcontract agreement on July 31, 2012 (hereinafter “instant agreement”).

A) The contract of this case was concluded. The main contents of the instant agreement pertaining to the instant case are as follows: the contract price (supply price): 1,677,483,637 won (supply price) for the maintenance project of the drainage pipe between the distance of view and wind: 1,555,050,000 won (supply price): Defendant 1,555,050,000 and Defendant C&C, Defendant C&C, and L&C Co., Ltd. (hereinafter “L&T”) for the period of mining.

(1) On January 1, 200, when the agency awarding a new technology use agreement entered into between the agency awarding an order and the agency awarding an order in accordance with the new technology use agreement entered into between the agency awarding an order and the agency awarding an order, it shall notify the agency awarding the subcontract of the subcontract amount of the subcontract amount of KRW 1,061,30,000 (excluding value added tax) and the amount of the subcontract amount of KRW 1,061,30,000 after the subcontract (in preparation of the direct payment agreement. 4.1.), Defendant C&C’s share without filing a subcontract report, and Defendant C&C’s labor cost specifications and duty specifications by the fifth day of following month