You have already browsed the products, chose what you wanted to add to your store and created the catalog from your Import List. Now what happens with this catalog?
First of all, let's locate the catalog by going to Alibaba -> My Catalogs.
You can do the followings in the catalog to suit your needs:
Change what the catalog does in different scenarios
Choose what should be kept updated by the catalog
Map the categories to your collections
Set your pricing
Use the Product Editor
Rename variant names and values
Once you have set up your catalog as you wish, you just have to click on Sync and start uploading the products to your store!
To learn more about the different catalog settings and options, check out our article here.