At present, many countries are popularizing the led high bay in industrial and commercial lighting. The surge of led high bay is coming.In a last few years, many companies think that invest in led industrial could get a high return in a not long time. But the market’s reaction is not very hot, and eliminates a lot of led company and the rest abandon the led business. The led market is not only about the technology, more is about the company’s capability. The market is cruel, the substandard goods will finally eliminate by the market and the industrial user.