legal analysis: catering can't be opened without a business license. Only when the documents are complete can they operate, and incomplete documents are equal to unlicensed operation. The catering service license, that is, the business license of catering industry in China, was officially opened according to the Food Safety Law, which came into effect on June 1, 2119, replacing the food hygiene license that has been used for decades. In February 2116, the health permit was officially cancelled. Combine the hygiene license with the food business license.

Legal basis: Article 225 of the Criminal Law of the People's Republic of China commits one of the following illegal business operations, disrupting the market order, and if the circumstances are serious, it shall be sentenced to fixed-term imprisonment of not more than five years or criminal detention, and shall also, or shall only, be fined not less than one time but not more than five times the illegal income. If the circumstances are especially serious, he 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 his illegal income or confiscated of his property:

(1) dealing in exclusive or exclusive goods or other goods whose trading is restricted as stipulated by laws and administrative regulations without permission;

(2) buying and selling import and export licenses, import and export certificates of origin and business licenses or approval documents as stipulated by other laws and administrative regulations.