Shuangye is a Professional electric bicycle factory with 14 years experience Experienced in European, American and Canadian markets.
High Quality & Long cyclelife electric bicycle battery.Max Power 3C rate.
3W LED light with 5V USB Charging station for digital products around you,supply for electric bike battery.
Independent research & Development,Including aesthetics, mechanics, electrical engineering.We Provide OEM & DIY service.
Independent research electric bicycle control system,Sine wave controller & Multi-function instrument LCD Display,Humanized work interface.
Accessible after-sales service and technical support,Senior foreign trade team.