Apple Store - Store List - Apple (HK)
Find the store nearest to you where you will be staying and buy in store, No haggling, price is fixed
That is the case. At least in my experience from T-Mobile (I think it's called EE now), they charged me 25 quid although it was not mentioned in T&C, I threatened to report them and they clearly did not care. Then when the company was bought over, I couldn't even get a hold of them
...and in case you travel a bit, there are a few countries cheaper than HK
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