On October 23-25, 2018, the 15th China International Forum on solid state lighting (sslchina 2018) was held in Shenzhen, Guangdong, China.

Dr. Chen Changqing, chairman and chief scientist of deep ultraviolet technology, was invited to give an invited report on the improvement of deep ultraviolet light emitting diode efficiencies at the sub forum of "S205 solid state UV device technology".The forum was hosted by Professor Kang Junyong of Xiamen University and researcher Wang Junxi of Institute of semiconductors, Chinese Academy of Sciences. Also invited to give the invitation were Leo schwarter, co-founder of crystal is, and assistant professor kurtaro Nagasaki of Japan's triple University.

China International Semiconductor Lighting Forum is the annual grand meeting of SSL International Series forums in China. Sslchina is the largest global professional forum in the field of semiconductor lighting with the highest participation and the best reputation. SSL international series forum aims to promote the international exchange and cooperation of semiconductor lighting technology and application, and lead the development direction of semiconductor lighting industry. It covers the innovation and development of process equipment, raw materials, technology, products and applications of the industry. It provides a global cooperation platform for the whole industry chain, and is committed to expanding the target market concerned by the industry with constant professionalism Long time to create business value. In the past 14 years, sslchina has invited the world's top experts, including Nobel laureates, to present more than 1600 professional reports and more than 24000 participants from more than 70 countries around the world.