Legal analysis: The validity period of business licenses of different types of enterprises 1. The validity period of business licenses of individual industrial and commercial households is permanent. There are two main situations to terminate the validity period: you take the initiative to cancel your license, and the license is revoked by the industrial and commercial department for illegal operation. 2. The validity period of the business license of a sole proprietorship enterprise is one year, and it will be renewed after its expiration. 3. The validity period of the business license of a foreign-funded enterprise can generally be set at 21 years, with a maximum of 31 years. 4. The business license of a limited company is generally valid for 11 years, and can be extended after the expiration. 5. The registration certificate of representative office is valid for 1 years and needs to be extended every year.

Legal basis: Measures for the Administration of Catering Service License

Article 3 The State Food and Drug Administration is in charge of the administration of catering service license nationwide, and local food and drug supervision and administration departments at all levels are responsible for the administration of catering service license within their respective administrative areas.

article 4 the catering service license shall be classified and managed according to the format and scale of catering service providers. The examination criteria for the classification license of catering services shall be formulated by the State Food and Drug Administration.