1) Professional electronic cigarette ego w f1 manufacture (factory) ego w 2) OEM, ODM service available 3) CE,ROHS,GS&TU egow ... Basic information: 1) manufacture electronic cigarette ego w f12)OEM, ODM service available3)CE, RoHS, GS&TUV certifications, FDA register ... and all kinds of accessories like atomizer, battery, charger Top selling big capacity huge vapor penstyle650mah ,900mah ,1100mah ego w