High-quality and high-precision production, with advanced processing technology hidden in familiar places.
In the world of electronic devices, the miniaturization, precision, and high functionality of parts are progressing at an accelerating pace. To realize these "high integration technologies," it is essential to ensure the "cleanliness" of each part. No matter how advanced the technology is, if there is dust in the manufacturing process, products cannot be made. Sunny Sealing Co., Ltd. not only manages the cleanliness within the process but also implements strict cleanliness control for the materials brought into the clean room, ensuring a dust-free environment for manufacturing. [Product Usage Examples] - LCD fixing tape - Diffusion sheet - FPC fixing tape For more details, please contact us or download the catalog.
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【Product Usage Examples】 ○ Cushion ○ Shield Sheet ○ Reflective Sheet ○ Window Frame Cushion, Window Frame Fixing Tape ○ Speaker Mesh ● For more details, please contact us or download the catalog.
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Company information
Founded in 1982 in Miyakonojo, Miyazaki, Japan, Sunny Sealing Co., Ltd. is a manufacturer of labels and precision film components. Building on the printing and adhesive converting expertise we developed through label production, we have expanded into precision die-cutting of optical and functional films and high-precision slitting. Our headquarters factory is equipped with cleanrooms and supports precision processing with dimensional accuracy from ±30 μm. Our products are used in the medical, automotive, semiconductor, and aerospace industries. Our nonconformance rate was 0.045% of shipments in fiscal 2025. From material selection and process design to prototyping, small lots, and mass production, we support your project from start to finish. Our work has won the Highest Excellence Award at the World Label Contest and the Minister of Economy, Trade and Industry Award at the All Japan Label Contest. ISO 9001 / ISO 14001 certified.
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