IMAX China Holding, Inc. will convene its 2026 Annual General Meeting at 2F KS Meeting Room, Andaz Xintiandi, Shanghai, on 11 June 2026, 7:00 a.m. (Hong Kong time).

Key proposals to be put to shareholder vote:

1. Financial Statements • Receipt of the audited consolidated financial statements and the directors’ and auditors’ reports for the year ended 31 December 2025.

2. Board Composition and Remuneration • Re-election of Executive Director Daniel Manwaring. • Re-election of Independent Non-Executive Directors Yue-Sai Kan and Janet Yang. • Authorisation for the board to set directors’ remuneration.

3. Auditor • Re-appointment of PricewaterhouseCoopers with board-determined remuneration.

4. Share Buy-back Mandate • Authorisation for the board to repurchase up to 10% of the company’s issued shares (excluding treasury shares) on The Stock Exchange of Hong Kong Limited during the defined “Relevant Period.”

5. General Issuance Mandate • Authorisation to allot and issue new shares up to 20% of issued share capital (excluding treasury shares) during the same “Relevant Period,” with standard carve-outs for rights issues, share option exercises and scrip dividends.

6. Extension Mandate • Conditional extension allowing the issuance limit to increase by the number of shares actually repurchased under the 10% buy-back mandate, capped at an additional 10% of issued shares.

Voting & Administrative Details • All resolutions will be decided by poll, with results released on the websites of Hong Kong Exchanges and Clearing Limited and IMAX China. • Shareholders must lodge transfer documents by 4:30 p.m. on 5 June 2026 to qualify for attendance and voting. The register of members will be closed from 8 June 2026 to 11 June 2026 (both days inclusive). • Proxy forms must reach Computershare Hong Kong Investor Services Limited no later than 7:00 a.m. on 9 June 2026.

Board Snapshot (as of notice date, 20 May 2026) Executive Director: Daniel Manwaring Non-Executive Directors: Richard Gelfond, Robert Lister, Jiande Chen, Natasha Fernandes Independent Non-Executive Directors: John Davison, Yue-Sai Kan, Janet Yang, Peter Loehr

The company notes that time references are to Hong Kong time and that the English version of the notice prevails over the Chinese version in case of discrepancies.