1. As to the Plaintiff A’s KRW 171,850,000, and KRW 150,000,000 to the Plaintiff Company B, and each of the said money, on June 29, 2018.

..: Multi-party infrastructure and a subcontractor for construction of machinery and equipment: Powders following the payment of construction cost for machinery and equipment at the Plaintiff A’s above site;

1. A construction contractor entered into a contract on March 12, 2016 to pay the completion of construction works on April 30, 2016 for multi-company infrastructure.

The payment that has failed to be implemented shall be implemented on the date of approval on January 2016, 2016.

2. Project operator: The defendant promises to pay the price directly (a machinery facility E) to the representative plaintiff A.

2) On October 3, 2016, the Defendant drafted a letter of undertaking to pay the construction price between Plaintiff B, C, and C infrastructure. The specific content of the said letter of undertaking to pay the construction price is as follows (hereinafter collectively referred to as the “written undertaking to pay each of the said respective construction price, which was made between the Defendant, the Plaintiffs, and multiple infrastructure, is as follows.

(a) The name of the project: The Urban Gas Corporation (Entry pipe construction, the installation of measuring instruments, and each household construction) for the whole replacement of the gas measuring instruments due to the extension of the deadline for construction completion; 1. The total replacement of the gas measuring instruments: Geumcheon,000,000

2. Date of commencement: On March 12, 2016, the date of completion of construction works on April 30, 2016: The construction amount on April 30, 2016: 165,000,000 (Additional Taxation): The defendant, Si infrastructure, and subcontractor specialized in urban gas construction: A letter of commitment to pay the price of urban gas construction works at the above site of Plaintiff B.

1. The infrastructure, which is a contractor-affiliated partnership, concluded a contract for a construction project on March 12, 2016 with a contract for a construction project on March 12, 2016, and paid the construction cost to the contractor after completion of the construction work on April 30, 2016. However, the infrastructure, which is a contractor-affiliated partnership, did not pay the construction cost from the contractor due to the

2. It is promised that the contractor and the contractor will prepare and pay in the manner of direct payment to the subcontractor, and that the price which has not been fulfilled will be paid by the 2016 approval date of the completion of the building by the 2016 approval date.

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