Period : 2024/12/20 - 2027/12/19
No. : MPI102029007624
Certification bodies : Metallurgical Industry Planning Institute
No. : MPI101027007524
Period : 2024/3/29 - 2027/3/28
Certification bodies : Hangzhou Zhongao Quality Certification Co., Ltd.
No. : 23524EZ0050ROM
Period : 2024/3/29 - 2027/3/29
No. : 23524QZ0057ROM
Period : 2023/7/17 - 2026/7/17
Certification bodies : American Petroleum Institute
Period : 2022/11/7 - 2025/11/7
Certification bodies : Ministry of Industry and Information Technology
Period : 2023/5/18 - 2029/5/17
No. : CNAS L18358
Certification bodies : CNCA,APAC,ILAC
Period : 2023/1/2 - 2028/1/1
No. : PML-T2316300
Certification bodies : ABS Shanghai
Period : 2022/9/29 - 2025/9/28
No. : AMMM00002ZZ
Certification bodies : Dalian NB & CMC
Period : 2016/11/13 - 2019/11/13
Certification bodies : China Steel Structure Association
Period : 2017/4/1 - 2026/3/31
Certification bodies : Integrity Working Committee of China Marketing Soc
Period : 2020/12/29 - 2024/12/28
Certification bodies : BEIJING ECI
Period : 2021/10/13 - 2024/10/12
Certification bodies : KSA
