1. The Defendant’s KRW 149,240,00 and the Plaintiff’s annual rate of KRW 5% from December 22, 2016 to July 5, 2018, and the following.

1. Basic facts

A. The Defendant received sewage from C Co., Ltd. (hereinafter “C”) for the structural construction of DNA apartments.

The defendant re-subcontracted the plaintiff with concrete string work, etc.

B. On January 5, 2015, the Plaintiff held a meeting with Defendant’s side and construction work, and began construction work from February 10, 2015.

The main contents of the minutes and attached “special engineer(s)” are as follows:

The unit price for concrete in the minutes shall be - the unit price for concrete in the underground, 7,500 won for underground, 8,000 won for base and ground, - the unit price for non-permanent (labor) 6,00 won for underground (materials) 5,00 won for (materials and Labor) , the amount of 10,000 won for ground and ground (materials and Labor) for winter machines (the floor area M2), - the amount of 1,200 won for underground, 2,00 won for ground (based on floor area), and the amount of 2,00 won for concrete non-permanent construction works.

3. The cost of T/C engineer OT and the cost of water supply, etc. added thereto (8) shall be estimated to be included in the unit price, if (3) all equipment costs and water supply specifications (including all equipment costs and water supply specifications) necessary for the building of concrete, including (7) all equipment costs and water supply specifications necessary for the building of concrete; and (8) any supplementary cost of T/C engineer OT costs and water supply specifications, etc. shall be estimated based on the floor area of the building;

(c) The new construction of DNA apartments was completed at present;

[Reasons for Recognition] Facts without dispute, Gap evidence 2, Eul evidence 1 (including each number; hereinafter the same shall apply) and the purport of the whole pleadings

2. Summary of the parties' arguments

A. Plaintiff 1) In accordance with the Defendant’s work order, the Plaintiff carried out construction works, such as ① leasing pumps and concrete removal theory, ② cooking of columns, ③ dismantling of winter, ④ installing a ground-based system vision, and ⑤ assembling of non-commercial buildings. The details of the amount (the cost of additional work for the primary concrete removal of the concrete 89,250,000 and the cost of 64,200,000,000 columns for the primary pumps removal of the base (the cost of 89,250,000,000).