We can set conditions for a specific Tag.
For that, Navigate to WooCommerce -> Min Max Step Quantity menu. You will see “SUPPORTED TERMS” section.
Select Tag from ‘Choose Terms’ dropdown menu.
Now Select a Tag from ‘Choose a Tag’ dropdown menu on EDIT TERMS section
then click on +ADD TERMS button.
Click and expand that tag to set values. After input, click Save All.
You can set tags as many as you want and set different values for every tag.