SHIGAN Shigan Quantum Technologies Ltd Legal Disputes Announcement 2025 - Regulatory Certificate Shigan Quantum Technologies Limited has submitted the required Certificate under SEBI (Depositories and Participants) Regulations, 2018, for the period ending December 31, 2024..Find Corporate Announcements for Press Releases, AGM, Insider Trading & SAST, Results and Corporate Action for Shigan Quantum Technologies Ltd