The Briefing.

Circular to intermediaries Updates on HKEX second market rehearsal for its backbone network upgrade for securities market systems

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What the SFC said

HKEX's second market rehearsal for its securities-systems backbone network upgrade will run on 30 May 2026 to validate connectivity by simulating daily operations. Participation is mandatory for Exchange Participants and China Connect EPs; other SFTP-channel intermediaries are strongly encouraged to take part.

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