1. Defendant B Co., Ltd.: (a) KRW 23,325,012 for the Plaintiff and 6% per annum from December 16, 2012 to June 11, 2014.

1. Basic facts

A. On February 14, 2011, the Plaintiff: (a) newly constructed approximately 36 square meters on the D ground of Gangwon-gun, Gangwon-gun, the representative director of Defendant C (hereinafter “Defendant Company”); and (b) contracted the construction work of expanding approximately 11 square meters after the completion of the said building (hereinafter “instant construction”).

B. The Plaintiff and the Defendant Company’s written contract for construction works of this case prepared on February 14, 2011 are as follows:

Article 7. The trial shall be executed in accordance with the design drawings, but in the case of a change, the project owner and the contractor shall be replaced by mutual agreement, and additional expenses shall be paid when additional expenses occur.

C. Construction specifications attached to the construction contract agreement of the instant construction project (3.1 million won per yellow house construction) are as follows:

7. 1 outer wall of red works: Basic brick 3 and 4 tanks of yellow earth and sand;

8.Pesting and cutting-up 2) Water and cutting-out shall be carefully and accurately processed in such a way as not to damage heat materials. Protruding-outs such as gress not attached on the basis of a short-heating construction, removal and cleaning of gress, and tampings or tapes shall be combined so as not to be creshed. The roof of the roof home 12. The roof of the prefabricated type board covers 100T or wooden house OSB joints, and shall be constructed by a waterproof and double tamping site;

13. Artificial Rotterdam exterior wall 1) Artificial Round Round shall be mashed by the earth, and indoors shall be mashed by yellow land or yellow soil mound. 3) Indoor windows, visiting ceiling gaunding operations, singing studing operations, windows, windows, tampering works 14. They shall be installed at a level above the middle level, and the bathing room floor and the wall surface shall be closed by the 30th day. 3) In addition, the project owner shall bear the burden of addition at the time of wishing for marital bath.

16. Other accessories not included in the construction cost, garrising paper, garrising paper, living room ceiling, and so doing work, yellow soup, brying paper, bryp, bryp, bryp, fences, etc.