PLANTYNET Co Ltd (KOSDAQ:075130) provides internet security and value-added services focused on web-filtering and harmful content blocking; its core offerings include Internet filtering services to protect children from addiction and inappropriate materials, non-business traffic blocking solutions for enhanced network efficiency and business focus, digital signage platforms, Wi-Fi advertising, background music services, and media content distribution encompassing music and movies; the company also engages in investments in new technologies and startups. Founded in 2000 and headquartered in Seongnam-si, South Korea, PLANTYNET operates primarily in South Korea through partnerships with the nation's three major internet service providers and multi-system operators, while extending its filtering services to Taiwan via collaboration with leading telecom Chungwa Telecom and to Vietnam through state-owned enterprises. Recent expansions emphasize global service growth, platform diversification into digital content, and ongoing R&D investments to maintain Korea's largest filtering database and pursue new revenue streams in advertising and investment activities.