三星7572root工具 花20块钱淘宝上买的 带说明书 我的root啦~呵呵~删了viva 之类的垃圾软件-The Samsung 7572root spend 20 bucks to buy on Taobao with instructions tools I root it to to delete the viva like garbage software

Mathcad code for communication packet creation, viva binary combinations