- CEO
- Si-Hwan Park
- Full Time Employees
- 1,054
- Sector
- Electronic technology
- Industry
- Electronic production equipment
- Address
- Gumi South Korea
- IPO Date
- Oct 1, 2002
- Business
- Seronics Co., Ltd. is a South Korea-based manufacturing company primarily engaged in the production and sale of precision plastic injection molded parts, optical components, and electronic enclosures for visual displays, home appliances, and automotive systems, as well as holding strategic investment interests in secondary battery materials. Founded in 1968 and headquartered in Gumi, Gyeongsangbuk-do, South Korea, the company operates across precision manufacturing and corporate investment segments. The company's comprehensive product and service portfolio includes display components, such as front cabinets, back covers, bezels, mold frames, light guide plates, and diffuser sheets for LED, OLED, and LCD televisions and desktop monitors; precision plastic injection parts, such as internal structural chassis, cosmetic panels, and protective housings for digital home appliances and consumer electronics; automotive components, such as lightweight polymer interior trims, electronic control unit housings, and sensor casings; mold engineering and tooling services, encompassing custom injection mold design, high-precision tooling fabrication, and rapid tooling prototyping; and electronic module assembly services, including optical sub-assembly and surface-mounting operations. Seronics maintains primary manufacturing and engineering operations in South Korea and supplies tier-one electronics manufacturers and original equipment makers across domestic and international markets in Asia, North America, and Europe. In recent operational and corporate developments, Seronics has strategically leveraged its significant equity holding in affiliate L&F Co., Ltd., a leading global producer of high-nickel cathode active materials for electric vehicle lithium-ion batteries that completed its listing transfer from the KOSDAQ market to the primary KOSPI exchange in 2024 to support large-scale international supply agreements. Additionally, Seronics has modernized its core manufacturing infrastructure by integrating smart factory automation and advanced robotic molding systems across its Gumi production lines to enhance dimensional precision for ultra-large display parts, while actively expanding its research and development pipeline into high-performance engineering plastics and lightweight thermal-resistant components for electric vehicle architectures to diversify its core revenue streams beyond traditional consumer electronics.