With cutting-edge technology constantly refreshing the eye, from the previous rear projection TV, plasma TV to today's LCD, QLED, OLED technology, etc., people are still arguing about the future development of display technology. Some people think that OLED is the Future trend, and it is beyond the special existence of traditional LED. Some people think that the cost of OLED is too high, it is difficult to popularize the public, and the future may not become mainstream. In the past two years, the display Technology industry has been surging, and more and more enterprises have begun to turn to the layout of laser TV. In the future, the direction of display technology has increased.