Tranche Update on SICC Co., Ltd.'s Equity Buyback Plan announced on November 27, 2023.

Sicc Co Ltd is a China-based company mainly engaged in the research and development of semiconductor materials. The Company's main businesses are the research and development, production and sales of wide-gap semiconductor substrate materials such as silicon carbide substrates. The Company's main products include semi-insulating type and conductivity type silicon carbide substrates. The CCompany's products are mainly used in the fifth-generation communications (5G), electric vehicles, new energy, national defense and other fields.