A. 1) The Plaintiff, a company engaged in stone distribution business and stone storage business, shall be the Plaintiff, a company engaged in construction business on April 9, 2014, as the Seoul Jongno-gu Atel construction business from the Defendant, a company engaged in construction business on April 9, 2014 (hereinafter “the instant stone construction business”).

) The construction cost of KRW 308,00,000 (including value-added tax) and the subcontract was awarded on June 15, 2014 (hereinafter “instant subcontract”).

2) The instant subcontract paid 10% of the construction cost as advance payment, and paid in cash on the last day of the following month on the basis of the last day of each month (30th day) on the basis of the expiration date of every three times in total, and 20% of the construction cost was paid after completion.

In addition, the rate of liquidated damages was 0.01%.

B. On April 15, 2014, the Defendant’s payment date of the payment No. 15,80,000 on April 30, 2014, 201; the Defendant entered the subcontract in the aggregate with the Plaintiff up to 00,000 on June 30, 2014, 31,50,000 on April 30, 2014, June 2, 2014, 30,000 on June 30, 200, 5,000,000,000 on July 16, 2014, 200,007,007,000,000,000,000 on July 25, 2014, 200,008, 3008,008, 005,008, 008, 008, 2008.

C. On September 3, 2014, the Plaintiff consulted with the Defendant on the payment of the construction cost, but the Defendant refused to demand the preparation of the construction performance agreement to complete the construction by September 20, 2014, and the contract was terminated at the site on September 3, 2014. (2) The Defendant, on September 4, 2014, cannot allow the Plaintiff to extend the work completion schedule according to the Plaintiff’s circumstances without preparing the construction performance agreement, and notified the Plaintiff of the compensation for delay due to the delay in the completion of the instant stone construction, compensation for damages due to defective construction, and compensation for mental damages due to the Plaintiff’s humiliation and self-esteem, and demanding the agreement.