On April 2, 2025, Viet Tri Chemical Joint Stock Company received Official Dispatch No. 3558/VSDC-DKCP.NV dated March 28, 2025 of Vietnam Securities Depository and Clearing Corporation on certification of adjustment of information on the number of registered shares - stock code: HVT. Date of receipt of Official Dispatch No. 3558/VSDC-DKCP.NV: April 2, 2025.