SiA No public
We have rich experience and strong technology support to analyze and recommend suitable power system, including motor, controller, battery, charger and other kits such as speedometer, disc brake so on. Also support Online and Offline purchase such as Alibaba, Aliexpress, Google so on. As a third party to monitor delivery and quality, reduce communication errors and time quality cost waste, cost savings of up to 30%.
(could see from below links)