TANTECH HOLDINGS LTD

Change of Directors

Effective August 12, 2026, Mr. Shudong Wang resigned as an independent director of the board of directors (the “Board”) of Tantech Holdings Ltd (the “Company”). Mr. Wang’s resignation was not a result of any disagreement with the Company on any matter relating to the Company’s operations, policies, or practices.

Effective August 12, 2026, Ms. Mengqi Liao resigned as an independent director of the Board of the Company. Ms. Liao’s resignation was not a result of any disagreement with the Company on any matter relating to the Company’s operations, policies, or practices.

Effective August 12, 2026, Mr. Jiwen Huang was elected as an independent director and a member of the nominating committee of the Board by the remaining members of the Board to fill the vacancy resulting from the resignation of Mr. Wang. Mr. Huang will serve for the remainder of Mr. Wang’s term, which is scheduled to expire at the Company’s 2026 annual meeting of shareholders, or until his successor is duly elected and qualified. The Board has determined that Mr. Huang satisfies the independence requirements of Nasdaq Listing Rule 5605(a)(2) and qualifies as an independent director.

Effective August 12, 2026, Mr. Chuanjiang Xiao was elected as an independent director and a member of the nominating committee of the Board by the remaining members of the Board to fill the vacancy resulting from the resignation of Ms. Liao. Mr. Xiao will serve for the remainder of Ms. Liao’s term, which is scheduled to expire at the Company’s 2026 annual meeting of shareholders, or until his successor is duly elected and qualified. The Board has determined that Mr. Xiao satisfies the independence requirements of Nasdaq Listing Rule 5605(a)(2) and qualifies as an independent director.

Mr. Jiwen Huanghas served as a Director of Xinjiang Shihezi City Lisheng Medical Device Sales Co., Ltd. since August 2001, where he is responsible for the company's strategic direction and operational oversight. Mr. Huang received his associate's degree in Chinese Language and Literature from Xinjiang Adult Vocational University.

Mr. Chuanjiang Xiao has served as the Chief Executive Officer of Sichuan Chaihuo Shidai Business Information Consulting Co., Ltd. since March 2020. In this role, he oversees the company's strategic planning, daily operations, core consulting services, and financial management. Mr. Xiao received his associate's degree in Accounting from Dazhou Vocational and Technical College.