We based on advantages of green / health care electronic cigarette products, adheres to the new technology development, stringent quality control and perfect after-sales service improvement. All our green electronic cigarette products of Topgreen are endowed with professional certifications. OEM and ODM projects are always welcome inTopgreen. We have rich experience, excellent capability and strong R&D to make any OEM/ODM successful. Please contact us any time and let's work together to a new stage.