This part of JB/T 8432 specifies the types and basic parameters, technical requirements, test methods, inspection rules, marking, packaging, transportation and storage of on-site mixed emulsion explosive vehicle products. This section applies to on-site mixed-loading emulsion explosive trucks (hereinafter referred to as charging trucks). This charging truck is mainly used for on-site mixing and filling of emulsion explosives into blast holes (especially water holes) during mining or engineering blasting operations in open-pit mines such as metallurgy, coal, building materials, nonferrous metals, chemicals, water conservancy, etc.