Most Chinese sellers are honest.
They ship Surface because it is cheap and they really don't have much room for profit in their low prices.
International Return Shipping is expensive no matter where the Seller is
https://www.canadapost.ca/cpotools/apps/far/business/findARate?execution=e1s1
It is slightly cheaper to return an item with Confirmation of Delivery to the USA than to China, but about the same price for returns to China and India or Germany or Britain.
That being said, if your item is slow to arrive, you do not have to depend on eBay for a refund.
Paypal will allow a Claim for a full six months after payment.