Information on the protection of rights holders such as stock certificates subject to electronic securities conversion

In accordance with the implementation of the electronic securities system (September 16, 19), the following matters are notified in accordance with Article 3, Paragraph 3 of the Supplementary provisions of the Act on Electronic Registration of Stocks and Bonds to protect holders of rights such as converted stocks that were not deposited at the time of implementation.

1. From the enforcement date of the Electronic Securities Act (September 16, 2019), physical securities become invalid.

2. The holder of physical securities shall store the corresponding securities in the account of the trading securities company by August 21, 2019, or by 11:00 am on the business day immediately before the enforcement date of the Act (September 11, 2019). After submitting the securities, you must request the stock in the trading securities company's account (electronic registration account).

3. The Company requests electronic registration from the electronic registration agency (Korea Securities Depository) based on the right holder listed in the shareholders' register on the business day immediately before the law enforcement date (September 11, 2019).

July 1, 2019

Koreacenter Co.,Ltd.

1401, Building A, 168 Gasan Digital 1-ro, Geumcheon-gu, Seoul (Gasan-dong, Woorim Lions Valley)

CEO Kim Ki Rock

Transfer agent, President of Korea Securities Depository Lee Byung Rae