At present, there is no corresponding standard for the amount of blue light in LED lights and display screens in China. "In this regard, there is still a gap in China, and it is up to the implementation of strict measurement standards to control the amount of LED blue light." Industry insiders claim that the potential damage to the retina caused by blue light radiation is a fatal flaw in LED products entering the market. A not to be named, "senior" lighting enterprise with many years of experience workers said to the reporter: "I'm in the LED business this piece, LED is a small chip is encapsulated in epoxy resin, and materials used are natural environmental protection, non-toxic harmless, but the LED light and other light, have certain damage to human body skin and eyes, like the sun for a long time can be basked in human skin is a reason."