The present invention relates to an ADB head lamp system and a beam control method using the ADB head lamp system, the ADB head lamp system includes an ADB head lamp which is installed in a vehicle; a driving unit which drives the ADB head lamp; a road circumstance detecting unit; and a control unit which controls the driving unit to allow the ADB head lamp to radiate beam below a horizontal line in accordance with a signal which is generated by road circumstance information obtained by the road circumstance detecting unit, thereby implementing a beam which suppresses glare to the opposite vehicle, glare to a vehicle ahead, and minimize fatigue to a driver of the driving vehicle by recognizing a road circumstance.