Semiconductor lighting industry in Shenzhen develops rapidly in recent years. Statistics have shown that, there are over 1500 enterprises engaged in developing and sales of semiconductor lighting in the city, by the end of 2011. And in 2011, the output value of Shenzhen LED industry is about 70 billion yuan RMB, increasing by 25.9% year-on-year. This growth approximately composes 35% of total LED output value in China, and accounts for 50% in Guangdong’s. In particular, the city has set up a completely industrial chain which covers "chip - packaging - applications - equipment - material - test". Among them, the middle and lower reaches have shown great advantages, becoming one of the largest LED packaging bases and application products development bases. In addition, the quality, output and export of LED packaging, displays, LED lighting is in the front rank of China.