Silvercorp Announces Filing of Updated Technical Reports

VANCOUVER, British Columbia – June 24, 2026 – Silvercorp Metals Inc. (“Silvercorp” or the “Company”) (TSX/NYSE American: SVM) announces that, further to its news release dated June 23, 2026 (the “Release”), it has filed an updated Technical Report (“GC Technical Report”) titled “Technical Report on Gaocheng Silver-Lead-Zinc Project in Guangdong Province, China for the Gaocheng Mine”, prepared in accordance with National Instrument 43‑101 Standards of Disclosure for Mineral Projects (“NI 43-101”) by SRK Consulting China Ltd (“SRK”) with a Mineral Reserve and Mineral Resource dated effective December 31, 2025. The Gaocheng underground Ag-Pb-Zn mine is located in Guangdong Province, China.

There are no material differences in the information in the GC Technical Report and the information contained in the Release.

The Company has also filed an amended Mineral Resource Estimate for the Tulkubash and Kyzyltash Chaarat Gold Projects in the Republic of Kyrgyzstan (the “Amended Chaarat Technical Report”) replacing the previous version filed on SEDAR+ on March 6, 2026 titled “NI 43-101 Technical Report and Updated Mineral Resource Estimate for the Tulkubash And Kyzyltash Chaarat Gold Project Republic Of Kyrgyzstan” prepared by the Company’s Technical Services department. The Amended Chaarat Technical Report was filed to correct a typographical error in “Table 1.3 Kyzyltash Mineral Resource Estimate” and “Table 14.11: Kyzyltash Mineral Resource Statement” but did not change the mineral resource estimates, conclusions, or recommendations from the original, and remains effective October 15, 2025.

The Company’s news release dated January 20, 2026 included the correct information in the table “Kyzyltash Mineral Resource Estimate”.

The GC Technical Report and Amended Chaarat Technical Report can be found on the Company’s website at www.silvercorpmetals.com and under the Company’s profile at www.sedarplus.ca and EDGAR at www.sec.gov/edgar.