The led signs and led displays market is growing rapidity and in 2012 will exceed the mobile led market. Even in 2008 the packaged high brightness led is set to grow by 12% 2008 and that of led signs and led displays the market will be 44% of the total led market. Even the high brightness leds essential for led signs and displays market have a great upward surge in the last few months. The unit shipments of leds for led signs and led displays market has crossed 39 million units.