"Fast food" generally refers to the kind of meal that can be completed in a short period of time from the purchase to the completion of eating, in order to adapt to the modern fast-paced life.

1. Fast food (A quick lunch (or meal); A snack; Fast food ）kuài cān refers to the mass catering that is supplied quickly by commercial enterprises, consumed immediately, and reasonably priced to meet the needs of people's daily lives. It is fast, convenient, standardized and environmentally friendly. Hong Kong and Taiwan have been translated as instant food, ready-to-eat, etc., which is different from bento, and the consumer's understanding of fast food is diverse, far more than the original meaning of the foreign language can accommodate.

2. Fast food is produced by food factories or processed by large and medium-sized catering enterprises, popular, time-saving, convenient, and can serve as a staple food. Fast food has become a way of life, and therefore the emergence of "fast food culture" and "fast foodism".

3. There are already 4 million catering outlets nationwide, and mega enterprises have emerged, with 11 enterprises having a turnover of more than 1 billion yuan, and 34 enterprises having a turnover of more than 500 million yuan, of which the turnover of the top ten reached 33.676 billion yuan, an increase of 18.4% year-on-year, accounting for nearly 50% of the total turnover of the top 100 enterprises.

4. First appeared in Germany, English called "quickmeal" or "fastfood". After the introduction of China, the Chinese name is called "fast food", that is, cooked, can be supplied at any time of the meal. In fact, what we usually call "fast food" should be accurately called Chinese fast food, commonly known as boxed rice. It is a way of eating formed by absorbing foreign food culture. It is fast, convenient, saving the significant characteristics into the tens of thousands of households.