ViVo Company is out of india but this product mobilesvery smart.I also use Vivo 3 mobile.Its very Smart Phone & Useful.I have Purchase 15000 Amout.Its All Function loveable .Most Important Is Double Locked phone For Ur Security.Battry Backup So So but not bad.White Colur Is Very Effetive.Vivo Mobiles Gally cameras Is Quity Is Very Beautiful.I Love This Viv Mobiles.Isuggest To everyone plz use one time this phone.Thanks