SINDA BIOPHARMACEUTICALS INNOVENT BIOLOGICS, INC. WILL HOLD ITS ANNUAL GENERAL MEETING ON JUNE 21, 2024 AT THE SINDA BIO ADMINISTRATION BUILDING IN SUZHOU INDUSTRIAL PARK, CHINA. The meeting will include the adoption of audited consolidated financial statements, directors' and auditors' reports, and the determination of the re-election and remuneration of directors. In addition, the meeting will discuss the renewal of auditors, authorizing the Board to repurchase and issue company shares. The Special Resolution includes the approval and adoption of the Company's Articles of Association and Conditions, as amended and restated for the 15th time. Shareholders will appoint representatives to attend and vote at the General Meeting by proxy form, which must be delivered to a designated location 48 hours prior to the Meeting.

SINDA BIOPHARMACEUTICALS INNOVENT BIOLOGICS, INC. WILL HOLD ITS ANNUAL GENERAL MEETING ON JUNE 21, 2024 AT THE SINDA BIO ADMINISTRATION BUILDING IN SUZHOU INDUSTRIAL PARK, CHINA. The meeting will include the adoption of audited consolidated financial statements, directors' and auditors' reports, and the determination of the re-election and remuneration of directors. In addition, the meeting will discuss the renewal of auditors, authorizing the Board to repurchase and issue company shares. The Special Resolution includes the approval and adoption of the Company's Articles of Association and Conditions, as amended and restated for the 15th time. Shareholders will appoint representatives to attend and vote at the General Meeting by proxy form, which must be delivered to a designated location 48 hours prior to the Meeting.