2018


Release Time:

2021-06-29

China Metallurgical Group "Steel Structure Building Certification Project Research" and "Research on Key Technologies of prefabricated Steel Structure Building Certification" project. Participated in the compilation of industry standard CECS "Welding Stainless Steel roofing engineering technical standard", the first meeting was held in Beijing.

2018

China Metallurgical Group "Steel Structure Building Certification Project Research" and "Research on Key Technologies of prefabricated Steel Structure Building Certification" project.

Participated in the compilation of industry standard CECS "Welding Stainless Steel roofing engineering technical standard", the first meeting was held in Beijing.