... make suitable products to you. 1) manufacture AC, DC, AC and DC Rolling door motor , design and ... CE and we start exporting since 1992 and export to over 30 countries.9) professional company and ... LOAD CAPACITY450-500 SETS FOR ONE 20GP CONTAINER.AC&DC MOTOR INCLUDEMOTOR,CONTROL SYSTEM,BACKUP BATTERY, BRACKET ... BUTTON,LOCK BOX, INFRARED SENSOR, ALARM SYSTEM.AC&DC MOTOR LOAD CAPACITY420-450 SETS FOR ONE ...