We consistently provide springs and services that comply with the quality standard required by customers.
We all strive to keep improving quality by returning to production site, current situation and actual product.
ISO 9001 is an international standard for quality management systems, and all of our plants from our head office to our overseas group companies are certified with this.
We have established a system with annual audits to consistently provide products that meet customer requirements and comply with applicable laws and regulations.
We measure required properties of spring accurately and efficiently.
We test reliability of springs.
We check the conditions of spring wire.
Springs with strict requirements for being clean, such as automotive springs, are washed by automatic washing machine in the clean booth.