1, the main business is different: the main business of the catering industry is to provide food and beverages and other catering services, while the commercial service industry includes a variety of services, such as tourism, health care, education, finance, logistics and so on.

2, the product form is different: the product form of the catering industry is mainly food and beverages, while the product form of the commercial service industry is more diversified, it can be physical products or services.