Bong-Kyun Kim

Smartro Co., Ltd. is engaged in developing, producing, and operating additional telecommunication businesses such as credit card inquiry and approval services, and systems, terminals and software related to IC (smart card) cards. The company was founded on April 17, 1998 and is headquartered in Seoul, South Korea.

Part of KT Corp., KT Engineering Co., Ltd. is a South Korean company that provides radiotelephone communications services. The company is based in Seongnam-si, South Korea. The company was founded in 1986. Jong-Yeol Park has been the CEO of the company since 2020.

KTDS Co., Ltd. specializes in providing Information Technology services. Its service areas include Information Technology and Business Process Outsourcing (ITO/BPO), system maintenance and system integration (SM/SI), network integration and consulting. The company was founded on July 23, 2008 and is headquartered in Seoul, South Korea.

IDIS Powertel Co., Ltd. provides mobile communication service. Its products include Power Talk 2.0, RADGER, and Digital walkie-talkie. The company was founded on December 30, 1985 and is headquartered in Seoul, South Korea.