Ji-Yoon Lim

i-factory Co., Ltd. engages in the manufacturing and marketing of display and semiconductor inspection equipment and related products. It operates through the following businesses: Equipment, Components, Solar Cell, and Factory Automations. The Equipment business includes display probe station and organic light-emitting diode (OLED) probe station. The Components business offers probe unit and probe card. The Solar Cell business includes micro crack inspector and surface inspector. The Factory Automation offers VCR/OCR and computer integrated manufacturing (CIM). The company was founded on April 30, 1990 and is headquartered in Yongin-si, South Korea.

Woolim Engineering & Construction Co., Ltd. provides construction services. Its business areas are Development, Construction, and Natural Resources. Development area develops land for residential and commercial areas. Construction area encompasses construction of apartments, high-tech buildings, public facilities, and civil works. Natural Resources area produces and supplies natural gas, petroleum, mineral resources, and renewabe energy. The company was founded in March 1983 and is headquartered in Seongnam, South Korea.

Woorim Co., Ltd. is a South Korean company that manufactures work trucks and stackers. The private company is based in Guro, South Korea. The CEO of the company is Ji-Yoon Lim.

Mirae Innotech Co., Ltd. engages in the manufacture of automobile accessories and audio plastic parts. The company was founded on May 31, 2007 and is headquartered in Incheon, South Korea.