ISO A passport to the world. We have the authentication of ISO9001 and ISO14001.


We acquired the certificate of ISO9001 in January of 1998 and that of ISO14001 in May of 1999. ISO international standard series are a passport for worldwide business. The certification of ISO is a scale for evaluating the reliability and security of companies in Europe and the United States. Our ultra-precise technology is attracting the attention of countries all over the world. Our technology contributes to the international market through the leading Japanese manufacturers that are trading with foreign companies. We are making steady progress toward realizing our vision of becoming a top world-class company.

Acquisition of the certificate of ISO9001
We have established a consistent quality assurance system according to the quality control standard of ISO9001, and offer high quality products to all of our customers.


Acquisition of the certificate of ISO14001
We have established a system to decrease damage to the environment according to the environmental control standard of ISO14001, and conduct activities which make us an environment-friendly company.

JQA-AU0452-1
YAMAICHI SEIKO CO.,LTD.
HAKUSAN PLANT

MANUFACTURING OF PLASTIC INJECTION MOULDED PRODUCT (CONNECTOR, CASE, RING, VALVE, DC INTERRUPTERS PARTS, SENSOR COVER)
JQA-AU0452-2
YAMAICHI SEIKO CO.,LTD.
KYOTO OFFICE

MANUFACTURING OF PLASTIC INJECTION MOULDED PRODUCT (CONNECTOR AND COVER)
JQA-AU0452-3
YAMAICHI SEIKO CO.,LTD.
KYOTO SECOND FACTORY

MANUFACTURING OF PLASTIC INJECTION MOULDED PRODUCT (CONNECTOR)
JQA-QMA16635
JQA-EM7817
THE DESIGN AND MANUFACTURE OF PLASTIC INJECTION MOULDED PRODUCTS AND ASSOCIATED TOOLING
YAMAICHI SEIKO CO.,LTD.
HEAD OFFICE

THE GENERAL AFFAIRS RELATED TO MAIN SCOPE ACTIVITIES
YAMAICHI SEIKO CO.,LTD. HAKUSAN FACTORY
THE DESIGN AND MANUFACTURE OF PLASTIC INJECTION MOULDED PRODUCTS AND ASSOCIATED TOOLING
YAMAICHI SEIKO CO.,LTD.
KYOTO OFFICE

YAMAICHI SEIKO CO.,LTD.
KYOTO FACTORY #2

THE MANUFACTURE OF PLASTIC INJECTION MOULDED PRODUCTS AND THE DESIGN OF ASSOCIATED TOOLING
KYO TEC CO.,LTD.
THE MANUFACTURE OF TOOLING ASSOCIATED WITH PLASTIC INJECTION MOULDED PRODUCTS
YMS CO.,LTD.
THE MANUFACTURE OF PLASTIC INJECTION MOULDED PRODUCTS AND ASSOCIATED TOOLING

Environmental Policy of Yamaichi Seiko Group


【Basic Concept】

Yamaichi Seiko Co., Ltd., YMS Co., Ltd., and Kyotech Co., Ltd. aim to contribute to the development of society through ultra-precision die manufacturing and the manufacturing of fine plastic parts. Recognizing environmental protection as an important management issue, all employees will work together to reduce environmental impact in order to realize a sustainable society.

【Activity Guideline】

1. Establish and Continuously Improve the Environmental Management System
 o We will establish an environmental management system and periodically
  review and improve it.
 o Comply with environmental laws and regulations and other requirements.

2. Energy conservation and effective use of resources
 o We will promote the reduction of energy consumption and the efficient use of
  resources in the manufacturing process.
 o We will minimize the generation of waste and actively recycle it.

3. Reducing environmental impact of products
 o Considering the environmental impact of all processes from ordering to
  delivery, we will conduct environmentally friendly production activities.
 o We monitor the use of substances of concern and select safe and
  environmentally friendly raw materials and secondary materials.

4. Environmental education and awareness raising
 o Implement environmental education for all employees to raise awareness of
  environmental protection.
 o We will promote employee understanding and cooperation in environmental
  activities.

5. Coexistence with the local community
 o We will promote environmental protection activities in cooperation with local
  communities.
 o We aim to be a reliable company that contributes to the preservation of the
  local environment.

6. Collaboration with sustainable suppliers
 o Strengthen cooperation with environmentally conscious suppliers to reduce
  environmental impact throughout the supply chain.
 o We will also inform our suppliers of the importance of environmenta
  protection activities and work together.


Established on December 26, 1998 and revised on July 1, 2024.

Hideki Nakano
President   
Yamaichi Seiko Co., Ltd., YMS Co., Ltd., and Kyotech Co., Ltd.