It depends on your personal foundation and your plans after learning. Do you want to find a job and see how other enterprises operate first? Or do you want to open a shop and start your own business after graduation?
If you are based on , of course, you need to study for a long time. If you have a certain baking foundation, you can choose a course with a relatively short time.
If you plan to start a business, you will need to study for a relatively long time, and enough knowledge reserves will be enough for your subsequent product support.
Of course, in our place, employment is recommended before graduation, and entrepreneurship is also assisted by teachers all the time, and the courses are more selective. You can allocate courses according to your personal time and plan. So just choose according to your own personal plan.