A级烟花爆竹是指那些仅适用于由持有《大型焰火燃放作业人员资格证明》的专业人员在满足特定安全条件下方可燃放的 product。These "specific conditions" include compliance with safety distances, special safety requirements, and the use of specialized equipment for large-scale fireworks displays.
B级烟花爆竹是指那些适合在室外开阔空间燃放的 products。Their quality requirements state that no harm should occur to people or property more than 25 meters away from the product and its燃放 trajectory when the product is used as directed.
C级烟花爆竹是指那些适合在室外相对开放空间燃放的 products, with the requirement that no harm should occur to people or property more than 5 meters away from the product and its燃放 trajectory when used as directed. For handheld products, the user should not be harmed.
D级烟花爆竹是指那些适用于近距离燃放的产品,要求在按照说明正确燃放的情况下,距离产品及其燃放轨迹1米以上的人或财产不应受到伤害。For handheld products, the user should not be harmed.
Please note that the aforementioned classifications refer only to the level of the fireworks and pyrotechnic products and do not represent the danger level classification of their manufacturing and storage conditions. The distances specified in B, C, and D classes are requirements for the product quality and refer to the requirement that the product be used correctly as stated in the instructions.
