Why are jellyfish fireworks so expensive?

It belongs to flammable and explosive products and has high production cost. Fireworks are so expensive because they are flammable and explosive, and the production cost is very high. Although it takes only tens of seconds to complete the fireworks, it is very difficult to manufacture. Because of the high profits and high taxes, it is so expensive to add Chinese New Year fireworks. Jellyfish fireworks belong to the category of rotating launch, and a box of jellyfish fireworks can be set off for 2 minutes. Jellyfish fireworks are newly developed fireworks, which can be set off for up to 2 minutes. It is brightly colored and very popular in the market.