1. Scope of application: the small catering license is a kind of catering industry, and the large catering license is for all catering industries, including Chinese food, western food, fast food, etc. The large catering license is a subset of the large catering license. Simply put, the large catering license includes the small catering license, and the small catering license is a subset of the large catering license.

2. Handling of documents: According to China's laws, engaged in the catering industry need to apply for food hygiene permits and individual industrial and commercial business license as well as tax registration certificate. For small catering, you need to apply for a food hygiene permit in the local health bureau, as well as the individual business license and tax registration certificate.