In accordance with the provisions of related laws such as the Commercial Act and Article 28, Paragraph 4 of our Articles of Incorporation (transfer of all or more than half of the company’s business and assets),
Transfer of all or one-half or more of the operating assets of another company) To hold an extraordinary general meeting of shareholders, the following announcement is made.

– next –

1. Extraordinary shareholders’ meeting date and time: July 29, 2021, 10:00 a.m. Main branch conference room

2. Agenda: Confirmation of major agreements for business transfer of Donghyun Chemical

– On July 1st, Donghyun Chemical and Catech H Co., Ltd. decided on major agreements for business transfer agreed between the two companies. Extraordinary shareholders’ meeting

July 14, 2021

CEO of Catech H Co., Ltd.  Jeong Jin-ho [Junji omitted]