Technician chefs are generally obtained after obtaining advanced certificates and engaging in this profession for eight years; Senior technicians and chefs can obtain advanced certificates after they have been engaged in their professional work for five years continuously.
Extended data
Grade three, grade two and grade one are all intermediate chefs from low to high. Those who have a first-class certificate for two years and over 30 years old are eligible to try to take the first training exam for senior chefs.
Chef bonus box and white box. The red case mainly refers to the cooking categories of meat dishes, including braised pork, crispy meat, candied meat, rotten meat, ribs and so on ... "White case" means making pasta, rolling noodles, pancakes and making snacks, which is the business of the owner of the "white case" and should be strictly separated from the chicken, duck and fish on the "red case".
Baidu Encyclopedia-Chef Certificate