I buy bits from various parts of the globe for my glass work, some via eBay, some direct from the supplier. From the US, postage costs are colossal, and then duty and 'handling' is added on top. Even with second-hand goods!
Most of the rest (Europe, India, Russia) are a few pounds as you'd expect; and China and Hong Kong are the opposite, usually free - I think they are subsidized.
No wonder industry is booming in the far East!