Shenzhen ruiren

As a professional manufacturer, we provide products: 1) Our UDP (USB in Package) is the toppest technical USB disk,it is proof of water,desty ,shock,high temperature, static electricy ,and can used directly without out-housing 2) Our SD cards, mircro SD cards, MMC,XD and normal USB disk 3) TVD: it is a memory or HDD player, supportting most of formates downloaded from internet,like rm,rmvb,divx,mp3,mp4,txt,bmp,jpg... 4)All kinds of card reader and player