協和精工 List of Products and Services

Our company specializes in OEM/ODM contract manufacturing of plastic products. We address various challenges faced by customers considering plastic products before production. We cater to a wide range of industries, from industrial parts to medical devices, healthcare, biotechnology, and cosmetics, so please feel free to consult with us. Before creating molds for mass production, we provide services to create drawings using 3D CAD and produce samples with a 3D printer, followed by the mold manufacturing process. We accommodate everything from prototypes to mass production, including small lots of diverse products as well as large-scale production. Our manufacturing environment includes a Class 10,000 cleanroom for production if you wish to reduce waste and foreign materials. 【Features】 ■ Assistance with design ■ We support everything from prototypes to mass production, including small lots of diverse products and large-scale production ■ If you wish to reduce waste and foreign materials, we can also manufacture in a Class 10,000 cleanroom ■ We can assist with post-processing after molding We offer diverse proposals based on the various experiences we have learned since our founding. *For more details, please download the PDF or feel free to contact us.

• Processing Contract

Our company, a contract manufacturing manufacturer for OEM/ODM, provides prototyping and development services for plastic products before mass production. Depending on customer needs (required quantity/delivery time/precision/budget, etc.), we can offer solutions using 3D printing, machining, and injection molding. For plastic products, we also support mass production with injection molding, which involves mold creation. Please contact us when you need our services. 【Features】 ■ Proposals based on customer needs (required quantity/delivery time/precision/budget, etc.) ■ Palm-sized *For more details, please refer to the related links or feel free to contact us.

• Prototype Services

We are creating a cleanroom environment to reduce waste and foreign substances in our manufacturing process. Depending on the customer's appearance standards, the manufacturing environment is below Class 10,000 or Class 100,000, and production in a general environment is only permitted when it is absolutely necessary to bring in items like cardboard. Within the manufacturing areas below Class 10,000, there are rooms where not only dust but also bacterial management is implemented. 【Features/Benefits】 ■ The manufacturing environment is below Class 10,000 or Class 100,000 (production in a general environment is only permitted when it is absolutely necessary to bring in items like cardboard). ■ Some manufacturing areas below Class 10,000 also implement bacterial management in addition to dust control. *For more details, please feel free to contact us.

• Contract manufacturing

If you provide images, rough sketches, or manga-style drawings, we will respond accordingly. Attention those who have the following concerns! Please contact us first. ◎ I want to create a product but don't have any drawings. ◎ I would like to request everything from procurement to production, inspection, and packaging all at once. 【About Us】 We can provide integrated production from the development and prototyping stage to plastic molding, assembly, inspection, and packaging in a cleanroom environment of Class 10,000 or lower. We respond to various requests for medical devices, cosmetics, healthcare products, optical products, automotive parts, baby products, office automation equipment, audio equipment, electronic components, and more. 【Our Features】 ■ We own 17 molding machines ranging from a minimum of 20 tons to a maximum of 140 tons. ■ Molding can be done in a cleanroom environment of Class 10,000 or lower. ■ Types of resins we can handle include PP/PE/PMP/COP/COC/POM/PC/PS/AS/ABS/PMMA, etc. *For more details, please check our website or feel free to contact us.

• Machinery and equipment installation/dismantling/relocation

We would like to introduce a case where we proposed a consistent production of products from molds to a company in the medical field. The company was struggling with the issue of "not being able to achieve transparency in the products used for blood analysis devices." It was discovered that the materials being used were not suitable for injection molding. Based on the experience in the molding department, we considered the materials and chemical resistance and made our proposal. [Case Overview] ■ Customer's Industry: Medical field company in East Asia ■ Inquiry Details: Unable to achieve transparency in products used for blood analysis devices ■ Proposed Solution: Consistent production of products from molds *For more details, please refer to the PDF document or feel free to contact us.

• Plastic Mould

This document is a collection of case studies on plastic products produced by Kyowa Seiko Co., Ltd. It introduces various products, including the "Transparent Reaction Cell (made of plastic)" using COC/COP resin, the "Infectious Disease Testing Reagent Container" that can handle everything from plastic molding to assembly, and the "Plastic Syringe" that can be customized in original colors. We also produce other plastic molded parts and can provide integrated production from the development and prototype stage through molding, assembly, inspection, and packaging. Please feel free to download and take a look. [Contents] ■ Transparent Reaction Cell (made of plastic) ■ Plastic Syringe ■ Infectious Disease Testing Reagent Container ■ Other Plastic Molded Parts *For more details, please refer to the PDF document or feel free to contact us.

• plastic

We would like to introduce the "Visual Inspection" conducted by Kyowa Seiko Co., Ltd. Of course, we can assist with 100% inspection as well as re-inspection of imported goods. The inspection environment can be adapted to a clean room as needed. Additionally, the packaging process is handled in a clean room, and we also provide repackaging services for overseas products for domestic use. 【Features】 ■ We can assist with 100% inspection as well as re-inspection of imported goods. ■ The inspection environment can be adapted to a clean room as needed. *For more details, please refer to the related links or feel free to contact us.

• Plastic utensils and containers

In this document, Kyowa Seiko, which conducts integrated production from molding, assembly, inspection, to packaging, introduces "Points to Consider When Choosing a Plastic Processing Company." It covers topics such as "Assistance from the Design Stage," "Flexible Production," and "Integrated Production Support." Our company has various production achievements, primarily in medical devices, cosmetics, healthcare, and electronic components, and we will provide suitable proposals based on our accumulated know-how. We invite you to read it. [Contents] ■ Assistance from the Design Stage ■ Flexible Production ■ Integrated Production Support ■ Industry Achievements *For more details, please refer to the PDF document or feel free to contact us.

• Processing Contract

At Kyowa Seiko Co., Ltd., we provide "packaging" services. We accommodate needs such as replacing instruction manuals for imported goods and repackaging set items. Depending on the application, we can also provide inspection environments in clean rooms. Additionally, our packaging processes are conducted in clean rooms, and we also offer repackaging services for overseas products for domestic use. 【Features】 ■ Capable of handling everything from individual packaging to final packing ■ Accommodates needs such as replacing instruction manuals for imported goods and repackaging set items ■ Can provide inspection environments in clean rooms depending on the application *For more details, please refer to the related links or feel free to contact us.

• Plastic utensils and containers

We would like to introduce the "Visual Inspection" conducted by Kyowa Seiko Co., Ltd. Of course, we can assist with 100% inspection as well as re-inspection of imported goods. The inspection environment will be handled in a clean room according to the application. Additionally, the packaging process is carried out in a clean room, and we also provide repackaging of overseas products for domestic use. 【Features】 ■ We can assist with 100% inspection as well as re-inspection of imported goods. ■ The inspection environment will be handled in a clean room according to the application. *For more details, please refer to the related links or feel free to contact us.

• Plastic utensils and containers

We would like to introduce the 'Assembly' services provided by Kyowa Seiko Co., Ltd. We can handle assembly of our own molded products (or supplied components are also acceptable). We can also accommodate assembly in a clean room to reduce dust and foreign materials. We will process according to the application, including bonding, ultrasonic welding, and press fitting. 【Features】 ■ Capable of assembling our own molded products (or supplied components are also acceptable) ■ Clean room assembly to reduce dust and foreign materials is also possible ■ Processing according to application, including bonding, ultrasonic welding, and press fitting *For more details, please refer to the related links or feel free to contact us.

• plastic

We would like to introduce the "injection molding" conducted at Kyowa Seiko Co., Ltd. The manufacturing environment is produced in a clean room with a class of 10,000 or lower. The molding machines we own range from 20t to 140t, accommodating small items to palm-sized products. We handle general-purpose resins such as PS, PMMA, PE, PP, COC, COP, ABS, and POM. 【Features】 ■ Suitable for a wide range of applications from industrial uses to medical devices ■ Manufacturing environment produced in a clean room with a class of 10,000 or lower ■ Molding machines owned: accommodating small items from 20t to 140t to palm-sized products ■ Handling general-purpose resins such as PS, PMMA, PE, PP, COC, COP, ABS, and POM *For more details, please refer to the related links or feel free to contact us.

• Processing Contract

We would like to introduce the "Infectious Disease Testing Reagent Container" handled by Kyowa Seiko Co., Ltd. We support everything from plastic molding to assembly. The manufacturing environment is a clean room with a class of 10,000 or lower for medical and pharmaceutical applications. 【Features】 ■ Supports everything from plastic molding to assembly ■ Used for various infectious disease applications ■ Manufactured in a clean room with a class of 10,000 or lower *For more details, please refer to the related links or feel free to contact us.

• plastic

"Plastic syringes" can be customized not only in transparent versions but also in original colors. We cater to a wide range of needs from industrial applications to medical and pharmaceutical uses. We can assist with design, molding, assembly, and packaging. [Features] - Transparent syringes are available, and we can accommodate custom requests for original colors. - We can assist with design, as well as molding, assembly, and packaging. *For more details, please refer to the related links or feel free to contact us.

• plastic

The "Transparent Reaction Cell (Plastic)" uses COC/COP resin to maintain heat resistance, chemical resistance, and high transmittance. The manufacturing environment is a clean room with a class of 10,000 or lower to minimize dust and foreign substances. Additionally, we can deliver transparent products as individual items, integrated types, or units assembled and bonded from individual parts. 【Features】 ■ Uses COC/COP resin to maintain heat resistance, chemical resistance, and high transmittance ■ Manufactured in a clean room with a class of 10,000 or lower to minimize dust and foreign substances ■ Can deliver transparent products as individual items, integrated types, or units assembled and bonded from individual parts *For more details, please refer to the related links or feel free to contact us.

• plastic

Our company has been expanding into overseas markets for the past six years, and we have been selected by Saitama City to receive support while steadily participating in exhibitions. As a result, we have matched with buyers from companies in the medical field in East Asia. These companies have been struggling with the challenge of not being able to achieve transparency in the products used for blood analysis devices. For more details, please see the related links. *You can view the detailed content of the blog through the related links. For more information, please feel free to contact us.*

• Processing Contract

We would like to introduce the manufacturing activities conducted by Kyowa Seiko Co., Ltd. In addition to medical device-related products and healthcare-related products, we also perform injection molding and assembly of parts for OA equipment, as well as appearance inspection of automotive-related parts. Please feel free to consult with us. 【Services Offered】 ■ Injection molding and assembly of parts for OA equipment ■ Appearance inspection of automotive-related parts *For more details, please refer to the related links or feel free to contact us.

• Processing Contract

Our company engages in contract manufacturing of healthcare-related products. Healthcare-related products include industrial dust masks, dental amalgamators, and laser treatment devices. Among these, there are products that, like medical devices, cannot have any fine dust or debris attached to them. These are manufactured using injection molding in a clean room, and assembly work is also conducted within the clean room. [Product Examples] ■ Industrial dust masks ■ Dental amalgamators ■ Laser treatment devices, etc. *For more details, please refer to the related links or feel free to contact us.

• Processing Contract

Our company engages in contract manufacturing of medical device-related products. Medical device-related products include cells for blood analysis devices, containers, syringes, and nozzles for test reagents, pharmaceutical cases, and special injection needles, primarily made of plastic and produced through injection molding in a clean room. Some products require specific transparency. In the clean room, we also perform assembly work for special injection needles in addition to plastic injection molding. 【Product Examples】 ■ Cells for blood analysis devices ■ Containers, syringes, and nozzles for test reagents ■ Pharmaceutical containers ■ Special injection needles, etc. *For more details, please refer to the related links or feel free to contact us.

• Processing Contract

We would like to introduce the manufacturing processes at Kyowa Seiko Co., Ltd. In addition to contract manufacturing of medical device-related products and healthcare-related products, we also handle injection molding and assembly of parts for OA equipment, as well as visual inspection of automotive-related components. Medical device-related products are primarily made of plastic and are molded in a clean room. In the clean room, we not only perform injection molding of plastics but also assembly work for specialized injection needles. 【Features of Medical Device-Related Products】 - Primarily made of plastic and molded in a clean room - Capable of handling products that require transparency - Assembly work for specialized injection needles is also conducted in the clean room - Includes cells for blood analysis devices, containers for testing reagents, syringes, nozzles, medication containers, and specialized injection needles *For more details, please refer to the related links or feel free to contact us.

• Processing Contract

We would like to introduce the inspection/packaging and packing/clean room inspection services conducted by Kyowa Seiko Co., Ltd. Visual and sensory inspections are carried out by inspectors who have received adequate education and training. Depending on the difficulty of the inspection, a certification system is in place, and we develop inspectors with even higher skills to handle these tasks. Our company provides integrated production from molding to assembly to inspection to packaging in clean rooms with a class of 10,000 or lower. [Inspection Features] ■ Inspections are conducted by inspectors who have received sufficient education and training ■ A certification system is in place depending on the difficulty of the inspection ■ Fine inspections that cannot be judged visually can be performed using a stereo microscope at magnifications of 8x to 40x ■ We undertake re-inspections of overseas products and have received high evaluations from clients with a defect rate of 0% *For more details, please refer to the related links or feel free to contact us.

• Processing Contract

We would like to introduce our business at Kyowa Seiko Co., Ltd., which involves plastic molding and assembly. We own 16 machines for plastic molding, ranging from a minimum of 20 tons to a maximum of 140 tons, and we can work with various types of resins including PP, PE, PMP, COP, COC, POM, PC, PS, AS, ABS, PMMA, etc. In the assembly process, true to our catchphrase "Bringing the warmth of hands into manufacturing," we handle tasks such as manual and semi-automatic adhesion, ultrasonic welding, riveting, and press-fitting. 【Features of Plastic Molding】 - We perform injection molding of thermoplastic resins. - Injection molding machines: We have 17 machines ranging from a minimum of 20 tons to a maximum of 140 tons. - Types of resins we can handle: PP, PE, PMP, COP, COC, POM, PC, PS, AS, ABS, PMMA, etc. - Molding can be done in a clean room with a class of 10,000 or lower. *For more details, please refer to the related links or feel free to contact us.

• Processing Contract

At Kyowa Seiko Co., Ltd., we provide integrated production from the development and prototyping stage to plastic molding, assembly, inspection, and packaging in a cleanroom environment of Class 10,000 or lower. To enhance manufacturing quality, we have obtained ISO 9001 certification and medical device manufacturing registration, allowing us to meet various demands for medical devices, cosmetics, healthcare products, optical products, automotive parts, baby products, electronic components, and more. Our highly motivated and skilled personnel conduct precise inspections and deliver high-quality products. **Features** - Integrated production in a cleanroom environment of Class 10,000 or lower - Provision of high-quality manufacturing services based on accumulated know-how - Obtained ISO 9001 certification and medical device manufacturing registration - Utilization of the meticulous skills and sensibilities unique to women in manufacturing - Solid trust and evaluation from our customers *For more details, please refer to the related links or feel free to contact us.*

• Processing Contract

Our company is capable of providing integrated production from the development and prototyping stage to plastic molding, assembly, inspection, and packaging in a cleanroom environment of Class 10,000 or lower. We respond to various needs including medical devices, cosmetics, healthcare products, optical products, automotive parts, baby products, office automation equipment, audio equipment, electronic components, and more. Skilled personnel with high motivation conduct precise inspections to deliver high-quality products. 【Features】 - We own 17 molding machines ranging from a minimum of 20 tons to a maximum of 140 tons. - Molding is possible in a cleanroom environment of Class 10,000 or lower. - Types of resins we can handle include PP/PE/PMP/COP/COC/POM/PC/PS/AS/ABS/PMMA, among others. *For more details, please check our website or feel free to contact us.

• Processing Contract