It seems like you're using QuickBooks Online as e-commerce, Accountant-selfs. Let me share some information.
You're unable to automatically link our program to your website. You'll want to look for third-party apps on the web to help you with the integration.
I'll include the list of articles that can help you with any concerns: QuickBooks Online - International.
Feel free to let us know if you have other concerns. We're available 24/7 to assist you. Take care!