BEIJING -- Sinovac Biotech Ltd. (NASDAQ: SVA) (SINOVAC or the Company), a leading provider of biopharmaceutical products in China, announced the new board of directors of the Company (the Board), comprising Mr. Simon Anderson, Mr. Shan Fu, Mr. Shuge Jiao, Mr. Chiang Li, Mr. Yuk Lam Lo, Mr. Yumin Qiu, Mr. Yu Wang, Ms. Rui-Ping Xiao, Mr. Andrew Y. Yan and Mr. Yin Weidong (collectively, the new Directors), held its first meeting today at the Company’s headquarters in Beijing.

This meeting is the first Board meeting held after the new Directors were elected to the Board at the Special Meeting of the Company held on July 8, 2025, at 8:00 p.m. Atlantic Standard Time. At the Special Meeting, 33,248,861 votes (or 54.71% of the total votes present and voting at the Special Meeting) were voted in favor of the election of the new Directors.

The meeting was attended by eight of the ten new Directors, and another new Director who was absent from the meeting due to a schedule conflict expressed his support for the Board. As the first item on the agenda, the Directors elected Mr. Andrew Y. Yan, Managing Partner of SAIF Partners, as the Chairman of the Board.

Throughout the meeting, the Board stressed its unwavering commitment to shareholder value creation and its intent to explore future dividend plans. Further, as the first steps to rectify the disruptions and chaos created by the previous board of the Company, the Board unanimously resolved that it will work diligently with the management and the advisors of the Company to appoint a new auditor of the Company so that the trading of the Company’s shares on NASDAQ can be resumed as soon as possible, to properly and legally resolve the Company’s ongoing litigations with shareholders, and to take necessary steps to defend the election results of the Special Meeting and restore stable operations of the Company. To this end, the Board declared that no individual or entity shall be entitled to represent the Company unless they are properly authorized by the Board or the management.

At the meeting, the Board confirmed that Mr. Yin Weidong shall continue to serve as Executive Director and Chief Executive Officer of the Company. The Board thanked the current management for their extraordinary efforts in the past few years in navigating the Company through various challenges and confirmed its support of the current management to continue to lead the Company. Mr. Yin Weidong thanked the Board for its trust and expressed his confidence in the Company under the leadership of the Board.

Mr. Andrew Y. Yan, Chairman of the SINOVAC Board, commented, “I am honored to be elected Chairman at this pivotal moment in SINOVAC’s journey. With the support of our new Board, which fairly represents all shareholders’ interest, we are committed to rebuilding trust, enhancing transparency, and delivering long-term value to our shareholders. This marks the beginning of a new era for the Company—one grounded in sound governance, operational excellence, and global ambition. I am confident that, together with management, we will lead SINOVAC into a stronger, more sustainable future.”