都留市商工会 List of Products and Services

Quality Co., Ltd. specializes in the assembly, inspection, and packaging of small precision parts. We are particularly skilled in complex assembly and inspection that combines resin molding and precision pressed sheet metal. We also accommodate short-term and quick delivery contract work, and we have business relationships with companies such as Kyowa ACI Co., Ltd. and Mitsuwa Seiki Manufacturing Co., Ltd.

Kubota Electronics Co., Ltd. is a company specializing in printed circuit board assembly, prototyping, and rework. We accommodate small lots and manual soldering, handling a wide range of sizes from micro components like 0603 chips to QFPs and connector products. We are also capable of reworking difficult components and carry out projects to convert existing lighting equipment to LED. Our main clients are in the printed circuit board industry and the LED lighting industry, among others.

Hibari Electronics Co., Ltd. is one of the few companies in Japan that specializes in the manufacturing and sales of "jewel bearings." They are capable of producing micro-bearings with a diameter of 1.5mm, and their strengths lie in high technical skills and quality control. They have achieved mass production through innovative processing methods, catering to products that require high precision and durability, such as electric indicating instruments and industrial measuring devices. Major clients include Ogura Jewel Precision Machinery Co., Ltd. and Toyo Keiki Co., Ltd.

EM Electronics Co., Ltd. is a company that undertakes inspection and assembly of automotive parts and home appliance parts. With a structure of 20 full-time employees and 15 part-time employees, we can respond to sudden mass production launches and labor shortages. We have many years of know-how in visual inspection using magnifying glasses (4x to 8x) and strive to provide high-quality products.

K.S.N Koshina is a company specializing in the manufacturing of semiconductor device components, mechanical parts, and electronic components. We excel in various terminal crimping, soldering work, and the assembly of precision parts, and we accommodate short-term and quick delivery tasks. By promoting in-house digital transformation and improving operational efficiency, we provide high productivity, short lead times, and high-quality products. Our main clients are in the semiconductor component-related industry and the mechanical parts-related industry.