With the new function, Import reviews from CSV File, in the latest update version 5.2, you can achieve it if reviews from product A were prepared in Loox or Judge.me, OR could be exported to a CSV file previously. Then you can copy and paste it based on our CSV file template.
However, after spending a lot of time to modify CSV file, now you are stuck with uploading it. This article will help you to pass through it easily.
For more detail, how to import reviews to a product from CSV file, please check here.
If you need some more helps, please feel free to contact us via live chat, or email us at email@example.com