Fireworks are also called fireworks, fireworks, fireworks and firecrackers. According to "China Fireworks and Firecrackers Standard-Safety and Quality", fireworks and firecrackers are defined as entertainment products that use pyrotechnics as raw materials and produce acousto-optic colors. Working people in China invented it earlier, and it is often used for grand ceremonies or performances.
Fireworks type
There are many kinds of fireworks. According to the discharge effect, there are mainly 13 categories: flower spraying, spinning, spinning, rocket, bead spitting, small fireworks, smoke, modeling toys, combined fireworks, thread incense, friction guns, fireworks bombs and so on. Specifically, it can be divided into cold fireworks, fireworks, potted flowers, Roman candles, rockets, electro-optic fireworks, stage fireworks, cold fireworks, instant fireworks, torch fireworks, toy fireworks, firecrackers, stage fountains, shelf fireworks and daytime fireworks.
In addition, the large-scale fireworks produced in Liuyang and Wanzai are mainly made for the viewing of large-scale fireworks parties. The main categories are "fireworks subtitles", "fireworks bombs", "potted flowers", "rockets", "colorful steam wheels" and "high-altitude fireworks", with dozens to hundreds of categories and specifications every year.