Chefs are divided into three categories: Chinese chefs, pastry chefs, and Western chefs. According to the division of chef's work content, chefs contain more classifications, such as pastry chef, cold dish chef, on the gate chef, hot stir-fry chef, batter, supervisor, head chef, executive chef, and production director.

Divided according to the chef level, the chef is generally divided into five levels, namely, junior, middle and senior levels and technician and technologist. Whether it is a Chinese chef or pastry chef, are divided according to this level, in the case of Chinese chef, for example, in the vocational level certificate called Chinese cook, there are five classifications of junior Chinese cook, intermediate Chinese cook, Chinese cook, technician, technologist.