Mid-sized semiconductor company: Zhou Yan intends to inquire about transferring no more than 2.00% of the company's shares.

Zhongwei Semiconductor announces that shareholder Zhou Yan plans to transfer 8.073 million shares through CICC, accounting for 2.00% of the company's total shares. As of February 5, 2026, Zhou Yan holds 91.8 million shares of the company, accounting for 22.93% of the total shares. This non-public transfer will not be conducted through centralized bidding or block trading, and the transferee will be institutional investors with corresponding pricing capabilities and risk tolerance.