Model restaurant award in catering industry. Michelin is a French authoritative appraisal institution with a long history, which specializes in commenting on the catering industry. According to Michelin's official introduction, the Green Star Award means a reward for a model restaurant in the catering industry, aiming at rewarding a model restaurant that promotes sustainable catering. 1900, the founder of Michelin Tire published a guide for tourists to choose restaurants during their travels, namely Michelin Red Collection. Since then, Michelin Red Series has been refurbished and launched every year, which is regarded as a treasure by "gourmets" and is known as the European gourmet Bible. Later, I began to evaluate the star rating of French restaurants every year.