It refers to a star-rated restaurant rated by the Michelin Guide.

Michelin restaurants are classified from one to three stars. The higher the star, the better the restaurant's cuisine, service and dishes. Michelin restaurants not only represent high-end, high-quality catering services, but also symbolize excellence in cooking skills and restaurant facilities. It is a gourmet paradise coveted by gourmets around the world. Every year, Michelin conducts anonymous reviews of restaurants around the world and gives star ratings to restaurants that perform well.