The LED industry is entering a rapid growth phase in the lighting sector in 2014. Global LED bulb shipment volumes doubled from 520 million in 2013 to 1.1 billion in 2014. Tube lighting also increased with 2013 shipment volumes rising from 230 million to 400 million in 2014, according to data revealed by Epistar during the East Asia Pacific Standards and Spec Development Conference. LED chip design still maintains a 6-12 month transition period while LED package technology undergoes changes every 1-2 years.