Guangdong KST Optical Co., LTD. (KST), a national high-tech and little giant enterprise that integrates R & D, production, sales and service of PCB direct imaging equipment, pan-semiconductor lithography equipment, LED automatic and semi-automatic exposure equipment, has four subsidiaries, namely Rsee Lighting Technology, Dongguan Krun Co., Ltd., Ganzhou KST Optical, and Wuhan KST Optical. At present, KST has won more than 60 national authorized invention patents, and also won the 2023 China Invention Patent Excellence Award, 2022 Guangdong Doctoral Workstation, 2022 Guangdong Digital Direct Imaging Engineering Technology Center and other honors. The key digital Direct Imaging technology and complete equipment project jointly developed by KST and SCUT is the core technology that has recently been identified by the expert group from CMIF reaches the international advanced level. The successful research and development of this technology has injected strong impetus into China's development in the field of high-tech. KST has customers all over the world. Foreign customers are mainly distributed in dozens of countries and regions such as the USA, UK, Canada, Japan, South Korea, India, Turkey, Vietnam, Thailand etc; Customers in China include many well-known enterprises such as, ASKPCB, Ellington, Kingshine, KB Group, and Olympic. With technological innovation as the core, KST constantly improves product quality and service level, provides customers with more reliable and efficient production solutions, helps customers improve production efficiency and reduce production costs. KST will continue to uphold the corporate spirit of "innovation, quality, and service", based in Dongguan and going global and build the KST brand series of direct imaging equipment and LED exposure machines into industry benchmarks.