Zhejiang Sunvehicle Industrial Co.Ltd.is a professional company integrated with developing , designing brelectric scooter br and also exported its products to USA brPeople Fitst and Security Foremost” “SUN has professional technicians modern scientific ,brmanagement methods andadvanced manuthcture technology .SUN has a complete set of the most advanced testing >brequipmemt in the world> continues to useinterna-tional advanced manufacture technology which can make br