Yes, this is common everywhere around the globe but the trend is 80 % higher in Pakistan.
On Average Gora is more fair
Forget the payment, these days ecommerce networks have a system called Escrow where payments are held in Escrow till the time buyer does not receivers the equipment. Once buyer has received the equipment then payments are release. In any case payments cannot be reversed till the time judge does not solves the dispute. If the equipment supplied is faulty, then in that scenario payments are again held and case goes to the Escrow judge.