Fireworks and firecrackers are classified according to their dosage and the risk they pose.
Level A: A highly dangerous product that is set off by professional dischargers in a specific outdoor open area.
Level B: Products that are highly dangerous and are set off by professional dischargers in a specific outdoor open area.
Level C: Products suitable for discharge in outdoor open spaces and with low risk.
Level D: Products suitable for discharge at close range and with little risk.
Based on the different requirements for those who set off fireworks and firecrackers, fireworks and firecrackers are divided into personal and professional sets.
Personal discharge category: Class C and D products that do not require processing and installation and can be discharged by ordinary consumers.
Professional discharge categories: Class A and B products that should be discharged by personnel with professional discharge qualifications and Class C and D products that require processing and installation.