Always stress test your shipping for unexpected surprises
Ignoring the confusing overseas logistic , this can just be a custom fulfillment service that's a simple email address to get orders to a specific location.
They get a fulfillment notification email https://www.shopify.com/admin/settings/shipping
edit the notification template https://www.shopify.com/admin/settings/notifications to override the address
Other than that your gonna need apps to anything more involved