You created the Single product layout using Beaver Themer and added the Woo Breadcrumb module. You are wanting to edit the default breadcrumb structure and will add the shop page title and primary category there. So it would be look like this Home / Shop / Primary Category Name / Product Title. In this article I am showing how you will get it.
How do you make a primary category
If you install the Yoast SEO plugin, you can generate the primary category for a post. See the attached file