Jong-Doo Choi

Hanmi Accounting Corp. engages in the provision of accounting services. Its services include accounting audit, tax consulting, management consulting, and others. The company was founded on July 1, 2003 and is headquartered in Seoul, South Korea.

Kyobo-KTB SPAC is a special purpose acquisition company, which focuses its search for target businesses in segments, such as renewable energy, carbon reduction technology, light emitting diode application, the convergence of advanced material and nanotechnology, information technology convergence system, robot application and biomedicine. It was founded on February 24, 2010 and is headquartered in Seoul, South Korea.

Hana Must Special Purpose Acquisition Co. engages in acquiring and merging of other companies of growth-oriented industries. The company was founded on February 19, 2014 and is headquartered in Seoul, South Korea.

Hana Must Fifth Special Purpose Acquisition Co. is a blank check company. It is formed for the purpose of acquiring and merging other companies of growth-oriented industries. The company was founded on April 6, 2015 and is headquartered in Seoul, South Korea.