1. The defendant shall submit to the plaintiff a warranty bond of KRW 62,172,00 or a warranty bond equivalent to the above amount.

1. Basic facts

A. The plaintiff and the defendant are corporations that operate reinforced concrete construction business.

2. The name of subcontracted project: Construction of reinforced concrete among construction works of Natel-si in the Jeju-si.

4. Period: Amount of contract on December 31, 2017 after completion, December 31, 2017: 1,749,00,000 won: Value-added tax of KRW 1,590,000,000: 159,000,000;

6. Payment of the price;

(2) Method of payment (3) Method of payment within 30 days from the date of acceptance of the object: 100% in cash.

9. Standard rate of defect warranty liability: 10. The standard rate of defect warranty liability under the criteria of the DDR: The parties to the relevant contract shall conclude this construction project subcontract in accordance with the terms and conditions of the DDR and the standard form of subcontract for additional construction works, design drawings and specifications, and prepare two copies of the contract, and keep one copy of them after signing and sealing, respectively;

B. On June 9, 2017, the Plaintiff entered into a contract with the Defendant to subcontract reinforced concrete construction works among the construction works of officetel in Bluju City to the Plaintiff.

The main contents thereof are as follows:

C. On July 17, 2019, the Plaintiff and the Defendant concluded a modified contract for the said subcontract as follows.

(hereinafter “the instant construction contract”). 1. Construction name: Naju-si Ctel construction works of reinforced concrete.

3. Construction period: Construction amount on August 31, 2019, completion of June 9, 2017, which begins: 1,884,00,000 won, and the contract amount before the separate change of surtax: 1,590,000,000 won, and the separate amount of surtax.

6. The ratio of warranty bond: 3%;

7. Warranty period: The two-year parties shall enter into a contract for construction works on the basis of the above terms and conditions of additional construction works, design drawings, specifications and drawings, and prepare two copies of the contract, respectively, and shall be in the form of one copy.

The Plaintiff completed construction works on August 31, 2019 in accordance with the instant construction contract. From June 30, 2017 to November 11, 2019, the total construction cost was KRW 2,034,869,000.