Jiangxi Copper Company Limited updated its final-dividend announcement for the year ended 31 December 2025, revising the cash payout to RMB 6 per 10 shares, equivalent to HKD 6.8958 per 10 shares based on an exchange rate of RMB 1:HKD 1.1493. The distribution received shareholder approval on 05 June 2026.

Key timetable • Ex-dividend date: 11 June 2026 • Last day for share transfers: 12 June 2026 (16:30) • Book-closure period: 13–19 June 2026 • Record date: 19 June 2026 • Payment date: 17 July 2026

Withholding-tax framework • Non-resident enterprise shareholders: 10% enterprise income tax withheld at source. • Non-resident individual shareholders: 10% individual income tax withheld, subject to treaty benefits. • Mainland investors via Stock Connect: 20% individual income tax withheld; mainland enterprise investors must self-declare and pay any tax due.

Computershare Hong Kong Investor Services Limited will handle dividend distribution and related share-registration matters at its offices in Wan Chai, Hong Kong.

This update supersedes the previous dividend announcement solely with respect to the amount payable per share.