The proxy circular issued by Tianqi Lithium sets 29 June 2026, 2:50 p.m. (Beijing time) for an Extraordinary General Meeting (EGM) at the company’s Chengdu headquarters. H-share investors may submit proxy instructions through Computershare Hong Kong Investor Services at least 24 hours before the meeting.

Key special resolutions to be tabled:

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, accompanied by aligned amendments to the Articles of Association. 3. Revisions to procedural rules governing shareholder meetings and board operations.

Ordinary resolutions will cover:

• Revisions to the Working Rules for Independent Directors. • Updates to the Director and Senior Management Remuneration Management Policy. • Amendments to the Related-party Transaction Decision-Making Policy. • Approval of a revised directors’ remuneration scheme.

Shareholders unable to attend may appoint the chairperson or any individual proxy. Proxy forms must specify voting instructions—For, Against, or Abstain—for each resolution; otherwise, the proxy will vote at discretion. All votes, including abstentions, will be counted toward the quorum.

The notice reiterates that transport and accommodation expenses are borne by attendees and that joint holders’ voting rights follow the order of names in the share register. Personal data supplied on proxy forms will be handled under the Hong Kong Personal Data (Privacy) Ordinance.