Fireworks originated from fireworks, and fireworks originated from gunpowder. China is the hometown of gunpowder, which is the evidence of ancient civilization in China. As early as 1300 years ago, Sun Simiao, a famous medical scientist, recorded the composition and properties of gunpowder in detail in Single Crystal. It was not until14th century that it spread from India and Arabia to Europe. At this point, westerners began to know that there was gunpowder.
Pyrotechnic tube