... Products: 2-8daysOEM service: OEM Service with Professional R&D and Design TeamShipping: UPS, EMS, DHL, TNT, ... FedExWe have dealt in e cigarette over 3 years, so we have established the ... , ROHS, SGS and FDA Warrantyusually, our defective e cigarette rate is lower than 2%, and there ... policies for our warranty service.1. The defective e cigarette can be returned to our factory, and ...