Memoori estimates the size of the global LED lighting market in the construction sector in 2013 has reached $ 8.1 billion , and by the end of 2014, is expected to rise to $ 10.3 billion . The size of the market will be further growth in 2018 will reach $ 23 billion .This suggests that within a period of six years , the overall compound annual growth rate (CAGR) of 22.8 %. Once beyond the report defined time frame , the cost of the affected market competition factors, this part of the revenue growth rate will slow down, LED lighting market size will tend to steady state in 2020.  Consumer awareness of LED lighting confusion, slow decline in product sales prices even lower than global GDP growth in 2013 , let 2013 LED lighting industry overall revenue unsatisfactory. However , concerns about overcapacity is expected by the end of 2014 , with the steady growth in global demand and eased. With LED lighting needs warming in the global lighting market plays an important role in Philips, OSRAM, CREE, AcuityandGE other manufacturers have developed their development strategies to erode this market share. They will get more and more business contribution from the LED 's instead of the traditional lighting technologies . While the medium term , LED bright prospects , but also increasingly worried about the lighting industry , after 2020 , when the basic needs of the replacement markets become saturated , LED industry will change what happened . Needless to say, when the market share of 70-80 % LED lighting , lighting replacement cycle extension , LED industry turn to go.