1. The Defendant’s assets on September 21, 2018 regarding each patent right, trademark right, and design right listed in the separate sheet to the Plaintiff.

1. Basic facts

(a) Article 1 of the conclusion of a contract for transfer or acquisition of assets;

1. “Assets” (1) A business right domestically and overseas owned by the Defendant (2) intellectual property rights, such as domestic and overseas patent rights, trademark rights, and design rights, etc., owned or applied by the Defendant and F. (3) A related technology related to “products” and all know-how related to purchase/production/business;

2. "Products": Contact instruments (including all relevant parts and musical instruments);

3. "Newly incorporated corporation": A corporation newly incorporated by C for the development, production and sale of "products";

4. The term “salvic success”: Article 2 [a summary of acquisition level] of the time when the cumulative sale quantity of the “products” reaches 1,000 and the price is normally deposited in the “new law person” (except for sampling) shall take over the “property” from the Defendant, etc. and pay the price under Article 3 at a cost.

Article 3 (Price of Acquisition and Payment Method)

1. Cash KRW 300 million (Won 300,000,000) and value-added tax separate ① “new corporation” pay 50% of the advance payment within two weeks from which the “new corporation” is established, where the matters in Article 7 are fully implemented and the “new corporation” is established, to a person designated by the defendant or D.

2. The success of the newly incorporated corporation “after the commencement of business” shall be paid at least 50 percent of the balance for up to seven days to the person designated by the defendant or D.

4. The “new corporation” shall pay 5% of the total amount of sales revenue of the main body (other than sampling) for each quarter to a person designated by the defendant or D for three years after the “the success in Gyeyangsan” on the 10th of the following month at the end of the pertinent quarter.

From the fourth anniversary of the year, C and D shall be re- coordinated through consultation with each other.

Tax related to this shall be borne by the defendant or a person designated by the defendant or D in the principle of beneficiary burden.

Article 4. [Conclusion of Contracts for Use and Acquisition of Patent Rights, etc. under Titled Title]

1. Because the defendant's situation could not immediately implement the transfer of the name of "property", the new corporation can be externally designated by the "new corporation" and the defendant for a certain period.