GigaDevice Semiconductor Inc. announced that Chairman and Executive Director Zhu Yiming has submitted a formal undertaking not to reduce his shareholding for 12 months, spanning from 29 July 2026 to 28 July 2027.

As of the announcement date (29 July 2026), Mr. Zhu and his concert-party vehicle, InfoGrid Limited, jointly hold 47.70 million A shares, representing 6.80% of GigaDevice’s total issued capital. The company stated that this commitment leaves its control structure “unchanged and stable.”

The board will monitor compliance with the undertaking and will disclose any relevant information in accordance with applicable regulations.

The announcement lists the current board composition as: • Executive Directors – Zhu Yiming, He Wei, Hu Hong • Non-Executive Director – Wen Tian • Independent Non-Executive Directors – Zhou Haitao, Qian He, Yeung Siuman Shirley, Chen Jie, Zheng Xiaodong

The disclosure was released by GigaDevice Semiconductor Inc. from Beijing on 29 July 2026.