magento2.2 – Magento 2 on how to divide into large secondary import categories using (,)?


How to divide into secondary categories into massive import categories using (,)?

                Default category / Tools, Default category / Tools / Electrical supplies, Default category / Tools / Electrical supplies / Enclosures, Switches, Plugs and sockets, Default category / Tools / Electrical supplies / Enclosures, Switches, Plugs and sockets / Electrical boxes

Mass importation in the category is an incorrect way to create.