With the support of professional laboratory and experienced technicians, Hetai gained 13 Utility Patents and high-tech enterprise Award as well as other awards during the years. Please contact us directly if you're interested.WhatsApp: +86 18661153149 Welcome to visit our official website : http://www.hetaimotor.com. AC Servo Motor:http://www.hetaimotor.com/supplier-438456-ac-servo-motor