If you want to open a pickled fish shop, you must first know about pickled fish, and you must be able to cook pickled fish, which is the most basic. Then opening a shop includes a series of work such as site selection, decoration, material selection and operation. If you have experience, you can open a shop directly. If you don't, if you want to develop in this area, you need to learn from the system source and provide employment guidance. It is not difficult to learn pickled fish. Generally, you can master many categories in a month or so. Most of the services to pickled fish are more, and there is little opportunity to learn the core technology in time. If you want to learn pickled fish with zero foundation, you'd better choose a regular school, and consider it comprehensively, including tuition fees, courses and teaching quality. Nowadays, many people open pickled fish shops, so the future in this area is still very good.