Automatic application of fine and high-precision label and tape work that cannot be handled by conventional labelers.
The attachment system created by combining Mitsui Mining & Smelting Co., Ltd.'s electronic component mounting and peeling technology with our high-precision film and tape composite processing technology has achieved the automation of processes that have traditionally been manual. We support the automation and cost reduction of your attachment work.
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basic information
We are collaborating with Mitsui Metal Measurement Technology Co., Ltd. to advance manufacturing by conducting prototype development and verification together in order to propose optimal specifications for users. Please feel free to consult with us. We are here to assist you in solving challenges from both equipment and supply perspectives. We also accept inquiries regarding product labeling requests.
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Applications/Examples of results
Ultra-small seals, irregularly shaped seals, narrow seals, seals without stiffness, sponge (porous), metal parts, glass parts, non-adhesive films, etc. All types of seals are attached to components with high precision.
Detailed information
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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.
