Through　making　the　extensive　market　survey　of　lamp-products　on　vehicle　and　its　demand　analysis,　a　kind　of　intelligent　lamp　of　vehicle　was　designed　by　organically　combining　with　theories　of　computer,　machinery　and　optics　principle.　After　testing　and　improving　of　performance　gradually,　it　is　proved　that　this　kind　of　lamp　could　reduce　the　driver＇s　tired　intensity　and　improve　traffic　safety.