Joon Seok

Yuanta Securities Korea Co., Ltd. (Broker) (Yuanta Securities Korea- Broker) is the broker/dealer division of Korea-based Yuanta Securities Korea Co., Ltd. (KRX: 003470), which was founded in 1962 as Tong Yang Securities Inc. They are a subsidiary of Yuanta Financial Holding Co., Ltd. (TPE: 2885) in Taiwan. Headquartered in Seoul, Yuanta Securities Korea- Broker offers securities broking and dealing services.

Eugene Investment & Securities Co., Ltd. (Broker) is the securities brokerage division of Eugene Investment & Securities Co., Ltd. (KRX: 001200) in South Korea. Headquartered in Seoul, KTB-Broker was founded in 1954 and provides brokerage services for various types of investors.

Macquarie Securities Korea Ltd. (MSKL) is the South Korean broker/dealer subsidiary of Great Britain-based Macquarie Internationale Investments Ltd., ultimately held by Macquarie Group Ltd. (ASX: MQG) in Australia. Headquartered in Seoul, MSKL was founded in 2006 and offers cash equities broking and risk and arbitrage trading services.

DS Investment & Securities Co., Ltd. (Broker) (DS-Broker) is the brokerage division of DS Investment & Securities Co., Ltd., a group company of DS Networks, which is a real estate developer in South Korea. Headquartered in Seoul, the firm was founded in 2008 and provides securities services to various clients.