Why did beginning of spring set off firecrackers?

The reason why beginning of spring sets off firecrackers is because beginning of spring is considered as the beginning of a year. People will set off firecrackers to celebrate and pray for good weather and good harvests in the coming year. Beginning of spring, also known as "Dachun", is the first of the 24 solar terms in China.

Beginning of spring is not only the first of the 24 solar terms, but also an important festival, which marks the beginning of spring in the astronomical sense. Spring Festival is an important activity that begins in spring, and it must be prepared and rehearsed in advance, commonly known as spring performance.