TENAA is one of the largest sources to meet future smartphones to be launched to the market, and that is where this organism has to spend any Chinese device to receive its network license and then go on sale. The latter has been certified is the Vivo Y628.  The Vivo Y628 is a smartphone from the new mid-range this year, ie inside houses one of the new 64-bit processors, in this case Vivo has chosen Qualcomm Snapdragon 410 quad core operating at a frequency of 1.2 GHz, with 1 GB of RAM and version of Android 4.4.4 KitKat will provide a good user experience.  This smartphone does not have the