Hi,
Yes, you have it. so the requirement is firstly to parse out (at the beginning of the .csv version) all Categories, Child Categories and Grandchild categories (around 200 in total) and then add in the Products (around 2,000), placing them in their correct Category or sub-Category.
Link to the original Polycom Price list (May 2014) here;

https://dl.dropboxusercontent.com/u/...ay%202014.xlsx