Shenzhen Zeros Technology Co. Ltd was estalished by Zeros International Co. Ltd in 2011, as one of the affliate companies to produce electronic cigarette device and e-liquid. Zeros International Co. Ltd is located in Korea Advanced Institute of Science and Technology (KAIST), which is the cradle of hi-tech of Korea and ZERO Air, non smoking aid produced by the companies was registered with U.S. Food & Drug Administration and Korea Food & Drug Administration. All the products of Zeros Tech were processed through technical collaboration with Zeros International Co. Ltd. We gurantte all the products with higher quality than any others.