This draft Circular promulgates Amendment 01:2026 to a number of National Technical Regulations on safety of industrial explosive materials, including Hexogen explosives, Trinitrotoluen explosives, Octogen explosives and Pentrit explosives. The draft amendments specify requirements for technical specifications, testing methods and management measures for the above-mentioned products, and amend and supplement the relevant QCVNs to conform with the newly issued regulations on product quality management. This draft applies to organizations and individuals having activities related to the above-mentioned industrial explosive materials in the territory of Viet Nam and other relevant organizations and individuals (for more details, see each amendment individually).