Starting from version 3.3.0 of the plugin (Connect or Pro), you can now enable real-time sync between Zoho and WooCommerce to import product changes.
The Zoho product must already be in WooCommerce to sync item changes in real-time from Zoho to Woo. This also includes creating new Simple and Variations in Woo.
How to enable this feature:
5. Repeat all the above steps now for "Inventory Adjustments" webhook type.