The Verge published a profile of accessory maker Anker yesterday, written by Nick Statt.
I've been using their accessories—battery packs, Lightning cables, chargers—for a few years now and from the beginning I was very impressed by the quality Anker is able to deliver at less than half the price of Apple and established accessory manufacturers.
This article is a really interesting read about the origins and philosophy of the company.
How Anker is beating Apple and Samsung at their own game — The Verge