Do I need to write alt and title tags for an online store that displays images from another site?

Question

Search Engine Optimization

Do I need to write alt and title tags for an online store that displays images from another site via API, like taobao, i.e. The picture is on another server.
All this is done for the sake of SEO.
What would you advise in this situation?

Answer 1

The best option in this situation would be to write unique alt and title.