1.Coil quality inspection
2.Tube quality inspection
3.Square tube quality inspection
4.Quality inspection of flat steel
Standard:iso9001 Number:02219Q3024R8L Issue Date:2021-05-28 Expiry Date:2024-05-24 Issued By:北京国金衡信认证有限公司 |
Standard:iso14001 Number:02221E3008R5L Issue Date:2021-05-28 Expiry Date:2024-05-24 Issued By:北京国金衡信认证有限公司 |
Standard:iso45001 Number:02221S3008-(1)R5L Issue Date:2021-05-28 Expiry Date:2024-05-27 Issued By:北京国金衡信认证有限公司 |
Contact Person: Mr. Li
Tel: +8613256682860