HINDZINC Hindustan Zinc Ltd Capital Structure Changes Announcement 2026 - NCD Allotment Hindustan Zinc approves up to ₹1,400 crore of unsecured NCDs across STRPP1 and STRPP2, to be listed, with approvals at 12:50 PM IST..Find Corporate Announcements for Press Releases, AGM, Insider Trading & SAST, Results and Corporate Action for Hindustan Zinc Ltd