Hobbies refer to their favorite activities outside work, such as swimming, running, mountain climbing and other fitness projects; For example, reading, playing chess and making friends are all hobbies.
Profession refers to some special advantages you have. For example, the maintenance of some mechanical or electronic products, cooking, fast typing, super memory and so on.
Generally, when applying for a job, when filling in the information, there will be columns of "hobbies" and "specialties", some of which are classified and some are comprehensive. When filling in, if you don't think you have any special hobbies or specialties, you don't have to fill in.
Hobbies and specialties are the comprehensive understanding of a person by the unit, with the purpose of rationally employing people and reserving all kinds of talents for emergencies.