Koyo-Sha

Based on our fundamental principle, “CUSTOMERS FIRST - devote ourselves to customers orientation”, we have pursued our customers' full satisfaction with obtaining ISO 9001 (Quality Policy) certification while we have also been giving due consideration to the environmental conservation with obtaining ISO 14001 (Environment Line) certification. To meet the customer's true need, we have developed many unique products beyond our original standard products. We have “polishing consulting service” in which we receive works from customers and we propose the best polishing system after performing polishing tests in our laboratry. We believe that, with our industrial products, we can surely serve you with our assistance to find a perfect polishing process for the materials and shapes of your polishing works.