Price transfer?

Question

1C-Bitrix

Good afternoon, how to transfer goods through cvs
1 - Category
2 - Properties
When imported, they are not automatically created.

Here is such a view.
As I understand it, the category has its own symbolic code. How to include it in the product?
Characteristics what to choose when importing if not in the list?
If you enter in the admin panel in the category a symbolic code and the same product, then it works, but how is it done in the price list?