The group company China Steel Structure Co., Ltd. contracted the company's steel structure project. Major content of the contract, restrictive covenants, and other important terms and conditions: Steel structure installation of the second phase of the graphitization plant of the company. On February 20, 2023, the board of directors of the company approved that China Steel Structure Company will undertake the steel structure project, with a total contract price of TWD 182,850,000.

Concrete purpose of the acquisition: The company's graphitization phase II factory construction. Date of the board of directors resolution is February 20, 2023. Date of ratification by supervisors or approval by the audit committee is February 20, 2023.