Selling fireworks and firecrackers without a business license can constitute the crime of illegal business, and sentencing will be based on the circumstances of the crime. If the circumstances are serious, the offender shall be sentenced to fixed-term imprisonment of not more than five years or criminal detention, and shall also or solely be fined not less than one time but not more than five times the illegal income. According to Article 225 of the Criminal Law of the People's Republic of China and the People's Republic of China, whoever violates state regulations and commits any of the following illegal business activities and disrupts market order, if the circumstances are serious, shall be sentenced to fixed-term imprisonment of not more than five years or criminal detention, and A fine of not less than one time but not more than five times the illegal income, or a fine of not less than one time but not more than five times the illegal income, or a fine of not less than one time but not more than five times the illegal income, or confiscation of property shall be imposed if the circumstances are particularly serious. Specializing in Mono-ha products or transporting other restricted items as stipulated in administrative regulations; (2) Buying and selling import and export licenses, import and export certificates of origin, and other business licenses or approval documents stipulated in laws and administrative regulations ; (3) Illegal operations of securities, futures, and insurance businesses, or illegal fund payment and settlement business without the approval of relevant national competent authorities; (4) Other illegal business activities that seriously disrupt market order. Article 22568 of the Criminal Law of the People's Republic of China and the People's Republic of China: Whoever violates state regulations and commits any of the following illegal business activities and disrupts market order, if the circumstances are serious, shall be sentenced to fixed-term imprisonment of not more than five years or criminal detention , shall be concurrently or solely fined not less than one time but not more than five times the illegal income; if the circumstances are particularly serious, shall be sentenced to fixed-term imprisonment of not less than five years and shall also be fined not less than one time but not more than five times the illegal income or have property confiscated: (1) Operating without a license Specializing in, monopolizing items or other restricted items as stipulated in laws and administrative regulations; (2) Buying and selling import and export licenses, import and export certificates of origin, and other business licenses or approval documents stipulated in laws and administrative regulations; (3) ) Illegal operations of securities, futures, and insurance businesses without approval from relevant national competent authorities, or illegal activities of fund payment and settlement business; (4) Other illegal business activities that seriously disrupt market order.