Tianqi Lithium has issued a notice convening an extraordinary general meeting (EGM) for 29 June 2026 at 2:50 p.m. in its Chengdu headquarters. Shareholders will vote on six resolutions, grouped as follows:

Special resolutions 1. Repurchase and cancellation of a portion of restricted A shares granted under the 2024 A-Share Restricted Share Incentive Scheme. 2. Reduction of registered share capital and related amendments: • Revisions to the Articles of Association. • Updates to the Rules of Procedures for Shareholders’ General Meeting and the Board of Directors.

Ordinary resolutions 3. Amendments to the Working Rules for Independent Directors. 4. Amendments to the Director and Senior Management Remuneration Management Policy. 5. Amendments to the Related-party Transaction Decision-Making Policy. 6. Directors’ remuneration scheme.

Voting logistics • All resolutions will be decided by poll. • The H-share register will close from 24 June 2026 to 29 June 2026 (both days inclusive). Shareholders recorded on 24 June 2026 are entitled to attend and vote. • Proxy forms must reach Computershare Hong Kong Investor Services by 4:30 p.m. on 23 June 2026 for H-shareholders. • A-shareholders may vote on-site or online; H-shareholders may vote on-site or by proxy.

Board composition As of 5 June 2026, the board consists of three executive directors—Jiang Anqi (Chairlady), Jiang Weiping and Ha Frank Chun Shing—and three independent non-executive directors—Chau Siu Lun, Li Yuedong and Zhang Yanqing.

The EGM is expected to conclude in one day, and attendees will bear their own transportation and accommodation costs.