"All Apple and Beats products purchased at Apple Retail Stores in Hong Kong cannot be returned or exchanged under the Apple Retail Store Purchase Policies. If you are not satisfied with other products you purchased from Apple, return it with the original receipt and original packaging within fourteen (14) calendar days of the date of purchase. If the item is returned undamaged, we will exchange it or offer a refund based only on the original payment method. Apple will wire transfer to you within ten (10) business days for cash and cash equivalent transactions over $2,000 to bank accounts located in Hong Kong. Please note that refunds to bank accounts located in Mainland China could take up to twenty one (21) business days."-Apple's new return and exchange policy in Hong Kong

Source:
http://www.phonearena.com/news/Apple-stops-refunds-and-exchanges-for-its-retail-stores-in-Hong-Kong-to-prevent-scalping_id85507