

work-seiki.jp
Based in Shiojiri City, Nagano Prefecture, Work Seiki Co., Ltd. specializes in precision component manufacturing utilizing NC lathes and machining centers. The company supports a wide range of production needs, from prototype development and small-lot batches to high-volume mass production. Their technical expertise allows for the processing of diverse materials, including difficult-to-cut metals, sintered metals, and Metal Injection Molding (MIM) components. Work Seiki is committed to continuous technical advancement and operational efficiency, providing high-quality solutions for various industrial machinery applications.

www.miyajimaseiko.co.jp
Miyajima Seiko is a precision manufacturing company specializing in high-accuracy aluminum machining and large-scale component production. The firm serves demanding industries such as semiconductor manufacturing and liquid crystal display equipment with advanced metal machining and cutting capabilities. They are capable of processing large-format components up to 1,400 x 2,000mm and maintaining high tolerances, including precision flatness within 0.03mm. Committed to technological advancement and skill transfer, the company handles complex, non-standard machining challenges that require technical expertise. Based in Shiojiri, Japan, they provide consistent quality and reliable production services to clients nationwide.


www.onuma-ss.co.jp
Established in 1975 and based in Shiojiri, Nagano, Onuma Seisakusho specializes in the manufacturing of high-precision components. The company provides critical parts for diverse sectors, including cameras, telecommunications, automotive, and bicycle manufacturing. Their expertise covers the entire production process from prototyping to mass production. Utilizing over 40 years of industry experience, the company integrates advanced processing technologies to maintain high quality standards. They remain committed to delivering essential precision parts that are vital to the final performance of finished products.