1. Find the same product aliexpress by image search.
  2. Copy the link on aliexpress add to supplier.
  3. Map Variations

First, The product on aliexpress should same as our listings.
Second, Priority copies the listing on aliexpress with Great orders and High review rates.

Third, if No order and reviews, the store feedback, Priority chooses the higher one.

Some times The variation unable 100 % match.  Just Mapping the which could been match.

Instruction Video link:

Time Consumption: 1- 1.5 minutes per listing