Nanjing, Jiangsu Province and Changzhi, Shanxi Province have introduced UV industrial chain projects one after another, and the project amount has been disclosed to be 900 million yuan. In the investment promotion conference of Sino US science and technology center in Nanjing Pukou Economic Development Zone, the semiconductor materials, chips and related technology application projects with a total investment of 200 million yuan will be committed to solving the technical problems of deep UV chips. The project will have a huge market prospect in the fields of water purification, air, white household appliances and consumer goods, and will be widely used in the fields of radar and detection. Changzhi national high tech Development Zone of Shanxi Province has introduced the third generation semiconductor UV packaging, Gan epitaxy, chip and application R & D promotion project. The project contracting companies are Shanxi Huawei UV Semiconductor Technology Co., Ltd. and Shanxi zhongweixin Semiconductor Technology Co., Ltd., with a total investment of 700 million yuan. They mainly carry out the third generation semiconductor UV device packaging and application, Gan epitaxy, chip production and manufacturing, etc Rate device packaging, including UVC devices, UV sensors, UV detectors, power semiconductors, etc., is widely used in household appliances disinfection, communication and national defense.