is www.daraz.pk is reliable source in Pakistan for purchasing Apple products because they are claiming that they are selling original Apple products

Use this link to see if there is a authorized resale place near you. https://locate.apple.com/pk/en/

-AJ

FYI, these forums are mostly volunteers - users just like you; there is no one from Apple here. As well, it is a holiday today, so not everyone will be spending time helping other users.