![110](/uploads/110.jpg)
One of my top ten steel brands
![103](/uploads/103.jpg)
Top 100 enterprises in Tianjin
![104](/uploads/104.jpg)
The highest certification of 5A product
![106](/uploads/106.jpg)
Tianjin famous brand products
![114](/uploads/114.jpg)
Cold formed section branch of China Steel Structure Association
![109](/uploads/109.jpg)
Golden spectrum award of China brand Festival
![101](/uploads/101.jpg)
Top 500 manufacturing enterprises in China
![116](/uploads/116.jpg)
Tianjin Daqiuzhuang chamber of Commerce
![112](/uploads/112.jpg)
Credit rating of China metal material circulation association is the highest AAA credit enter prise
![113](/uploads/113.jpg)
China moments Governing Industrial Development and Cooperation Innovation Alliance
![108](/uploads/108.jpg)
Special qualification for cold bending steel production of steel structure manufacturing in China
![118](/uploads/118.jpg)
Tianjin Jinghai District Federation of industry and Commerce (chamber of Commerce)
![111](/uploads/111.jpg)
Top ten tax paying enterprises in Tianjin
![115](/uploads/115.jpg)
China Steel Structure Association
![API-Spec.-5L-Certification](/uploads/API-Spec.-5L-Certification.jpg)
API Spec.5L Certificate
![BV](/uploads/BV.jpg)
Bv certification of French Bureau of shipping
![EN10210](/uploads/EN10210.jpg)
European EN 10210 Standard
![EN10219](/uploads/EN10219.jpg)
European EN 10219 Standard
![105](/uploads/105.jpg)
Tianjin famous brand products
![107](/uploads/107.jpg)
Century old craftsman star" in China's construction industry
![14001-english_20220318135321](/uploads/14001-english_20220318135321.png)
GB/T24001-2016/ISO 14001:2015 Standard
![GB-T45001](/uploads/GB-T450011.png)
GB/T45001-2020/ISO 45001:2018 Standard
![102](/uploads/102.jpg)
Top 500 private manufacturing enterprises in China
![122](/uploads/122.jpg)
ISO9001 certification
![DNV模糊证书-1](/uploads/DNV模糊证书-1.jpg)
DNV shipbuilding steel pipe certification
![JIS](/uploads/JIS.jpg)
Japanese JIS industry standard certification JIS g3466 stkr400, JIS stkr490
![cer](/uploads/cer.jpg)
ABS shipbuilding steel pipe certificate
![BC1_00](/uploads/BC1_00.jpg)
Enterprise standard BC1
![CNAS1](/uploads/CNAS1.jpg)
CNAS
![JIS2](/uploads/JIS2.jpg)
Japanese JIS industry standard certification JIS g3466 stkr400, JIS stkr490
![QQ图片20230705114833](/uploads/QQ图片20230705114833.jpg)