... you. 1) manufacture AC, DC, AC and DC Roller shutter drive motor , design and make motors according to your request2) AC ... and durable than other motors6) make dimension of Roller shutter drive motor bracket system according to your request, brake system build ... FOR ONE 20GP CONTAINER.AC&DC MOTOR INCLUDEMOTOR,CONTROL SYSTEM,BACKUP BATTERY, BRACKET SYSTEMAC&DC MOTOR OPTIONALPUSH BUTTON,LOCK BOX, ...