counterfeit Colognes

I bought perfumes from them,upon delivery we found out the perfumes are not original,I sent them an email and they said they would arrange collection of the perfumes and refund me,I have been following up the whole week and they are ignoring all my emails,imagine after they wrote on their website that the perfumes are original,,such places must be closed for selling counterfeit items. The Box is even written 120ml and there's no such