NIKKIN STEEL mainly sell stainless steel as a core wholesaler firm of NIPPON KINZOKU CO., LTD.
| Examination Committee | JIC Quality Assurance Ltd |
| Standard | ISO 9001:2015/JIS Q 9001:2015 |
| Scope of Certification | Sales and cutting process of cold rolled stainless steel strip , and sales of cold rolled special steel strip,magnesium alloy strip,surface treated steel plate and other products |
| Date of initial certification | December 7,2017 |
| date of expiry | December 6,2026 |
| Certification NO | 5022 |
| Examination Committee | JIC Quality Assurance Ltd |
| Standard | ISO 14001:2015/JIS Q 14001:2015 |
| Scope of Certification | Sales and cutting process of cold rolled stainless steel strip , and sales of cold rolled special steel strip,magnesium alloy strip,surface treated steel plate and other products |
| Date of initial certification | December 7,2017 |
| date of expiry | December 6,2026 |
| Certification NO | E2464 |
