CanSino Biologics Inc. (688185) has confirmed the cancellation of 406,098 treasury shares repurchased from 7 February 2022 to 1 December 2022. According to the disclosure, this action took effect on 27 November 2025.

The opening balance on 31 October 2025 was 114,372,901 issued shares (excluding treasury shares) and 406,098 treasury shares. After the cancellation, issued shares remain at 114,372,901, while treasury shares now stand at zero. The document indicates no outstanding shares awaiting cancellation and no recordable on-market sale of treasury shares during the relevant period.