Since its establishment in 1971, Sammyungsa has been steadily developing technology and manufacturing in the field of lighting technology, which is an important industrial infrastructure, for half a century, laying a solid foundation in the domestic market and securing high-performance, high-quality lighting equipment, thereby contributing greatly to import substitution and exports. The company responds to diverse consumer demands by improving industrial environments, promoting regional industrial development, and playing a leading role in the lighting sector. As an outstanding small and medium-sized enterprise, it continuously strives for new technology development. Sammyungsa Co., Ltd. has developed and localized the core component of sodium and metal halide lamps—the arc tube (ARC TUBE)—and expanded manufacturing facilities to mass-produce and export high-quality products both domestically and internationally. The company is focusing on research and investment in LED lighting, forming industry-academia-research consortia, and prioritizing technology creation in its management strategy to realize its commitment to technological development.