You must keep in mind since virtually anybody are available on eBay, competition is its peak and the prices are competitive.
The manufacturers I deal with charge me a "reseller" price and then ship the actual products for me personally to short term personal loan that I sell these phones. http://www.Varanasitutor.com/questions/home-based-ecommerce-business-easy-methods-to-dropship-on-salehoo/