China Treasures New Materials Group Ltd. (CH TREASURES NM) has issued a notice convening its 2026 annual general meeting (AGM) for 10:00 a.m. on Thursday, 25 June 2026 at the company’s headquarters in Changchun City, Jilin Province, PRC.

Key matters to be put before shareholders include:

1. Financial Reporting • Adoption of the audited consolidated financial statements for the year ended 31 December 2025 together with the directors’ and independent auditor’s reports.

2. Board Composition and Remuneration • Re-election of Executive Directors Ms. Zhang Yuqiu and Mr. Shan Yuzhu, and Independent Non-Executive Director Dr. Lai King Yin. • Authorisation for the Board to set directors’ remuneration for FY 2026.

3. Auditor Re-appointment • Renewal of Forvis Mazars CPA Limited as independent auditor for FY 2026, with the Board authorised to fix its remuneration.

4. Share Capital Mandates • General mandate permitting the Board to allot and issue new shares, or grant rights to subscribe for shares, up to 20% of the company’s issued share capital (excluding treasury shares) as at the date of the AGM. • Authorisation to repurchase up to 10% of issued shares on the Hong Kong Stock Exchange or other recognised exchanges. • Extension of the share-issue mandate by the amount of shares repurchased under the buy-back mandate.

Administrative Details • Shareholders registered by 4:30 p.m. on Thursday, 18 June 2026 will be eligible to attend and vote; the register of members will be closed from 22 June to 25 June 2026, inclusive. • Proxy forms must be lodged with Tricor Investor Services Limited at least 48 hours before the meeting. • All resolutions will be decided by poll in accordance with Hong Kong Listing Rules.

The Board noted that it currently has no immediate plans to issue new shares or conduct share buy-backs but is seeking the mandates to provide flexibility for future capital management. Ms. Zhang Yuqiu, the company’s Chair, signed the notice on behalf of the Board on 28 April 2026.