Yes, these options will import into Ordoro in the Additional Details field on your orders.
Adding a customizable option in Magento 2
For example, this product SKU meatball sandwich has 1 customizable option, mozzarella cheese, added to it in Magento 2.
In Magento 2, this order has this product with its customizable option added to it.
How the customizable option will import into Ordoro
When this order import into Ordoro, the customizable option will import on the Additional Details field per line item in Ordoro.
