
Environmental Management System
 
               
SCS - China Steel Structure Manufacturing Enterprise
 
               
GOST-Russian Standard
 
               
21-851 QINGDAO XINGUANGZHENG 2023
 
               
861 CPR certificate QINGDAO XINGUANGZHENG 2023
 
               
861 Weld certificate QINGDAO XINGUANGZHENG 2023
 
               
EN1090 Certificate
 
               
AISC-American Standard