You can classify the products of your company by creating your own products category tree in the Control panel of your company.
After creating it and assigning your products to appropriate categories, the products list on your company profile page will look more clear for users, better organized, and this will simplify navigation on the page and search for some products which your potential clients are interested in.
When creating the menu of categories and subcategories, and assigning products to them, you are creating folders. These folders group your products and you can see them as navigation menu in the left part of your company profile on Products tab.
You can create main categories and two levels of sub-categories. Each category name can be up to 30 characters.
Click "Add or Edit Products" link
And then click on "My Products menu" in the left menu.