SUNNY WIN TECHNOLOGY CO.,LIMITEDwhich located in Shenzhen China. Our company isa special manufactory to produce iPhone power pack, Samsung powerpack and power bank etc. We have a well organized managementsystem, focusing both on production and exportation. Our R&Dteam and engineering team are devoted to develop new productsseasonally, to meet overseas marketing needs. We aim to bring ourcustomers the newest accessories for the latest models of mobilephones as soon as they come to markets.Â