Light Emit Diode has had wide application on moving signs, message display boards, stock exchange panels and traffic lights from indoor to outdoor for more than past decades. Engineers have found the features of LED to be energy conserving that nearly produces no heat and lower power  consumption . According to research, LED light hardly can damage the delicate texture to the fiber on the antique cloth. Especially, for the performers on the stage are suffered by the heat produced by conventional halogen stage light.