We respond to a wide range of customer needs with our specialized knowledge, experienced engineers, and comprehensive facilities!
Sangyo Gosei Resin Co., Ltd. is a company specializing in plastic molding. We manufacture injection-molded products for residential equipment, office automation equipment, electronic devices, precision instruments, and medical devices. We can create 2D drawings and 3D models from images and samples for your proposals. We are happy to meet even without drawings. Whether it's small or large, you can trust us with anything related to plastics. 【Overview】 ■ 77 years of experience ■ 65 certified plastic engineers (special class, class 1, class 2) ■ All molding machines are equipped with electric motors ■ 3,000 pallets of material and product stock ■ We excel in VA proposals, shape proposals, varying thicknesses, and molding of complex-shaped products *For more details, please refer to the PDF document or feel free to contact us.
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【Materials Handled】 ■AS, ABS, AES, HIPS, PA6, PA66, PBT, PC, PC/ABS, PE, PEEK, PEI, PES, PMMA, POM, PPE, PPO, PSU, TPE, TPU, TPX, Ceramic *For more details, please refer to the PDF document or feel free to contact us.
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【Product Examples】 ■ Heating appliance parts (air filters) ■ Multifunction printer parts ■ Medical device parts ■ Banknote transport parts ■ Ink pen ink supply parts, etc. *For more details, please refer to the PDF document or feel free to contact us.
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Sangyo Composite Resin is a plastic injection molding manufacturer. Based on the molding know-how and infrastructure cultivated over many years, we continue to provide plastic parts to customers in a wide range of industrial sectors. ■ Supporting manufacturing with "comprehensive strength" 1. 82 electric injection molding machines (clamping force 50–650t, product weight 0.05–3500g) 2. Automated logistics warehouse with 3000 pallets 3. Human resource education (65 nationally certified molding technicians) 4. Molding technology and know-how (capable of handling general-purpose resins to super engineering plastics) 5. Management system certified with ISO9001 and ISO14001, and ISO13485 (with applicable scope) 6. Traceability (introduction of a production management system specialized for injection molding to track the routes of products, parts, and raw materials) ★★★ Announcement ★★★ We will be exhibiting at the 30th Mechanical Components Technology Exhibition (M-tech) from July 9 to 11, 2025. For more details, please check the news or announcements on our company website.