請代翻譯-訂貨收唔到想對方退錢

Although we would not be able
to cancel these orders, we would be happy to refund you in full in
you will return them.

When the packages arrives please refuse the shipments. Refusing the
shipments allows you to return it without having to arrange for
return shipping.

因為我收唔到佢貨，想佢退錢，但係我唔明佢寫乜，請高手代為翻譯。