... easy to assemble Description light steel structure Design Common Norms "Steel Design Code" (GB50017-2003) "Cold-formed steel structure technical specifications" (GB50018- ... 2002) "Construction Quality Acceptance of Steel" (GB50205-2001) "Technical Specification for welded steel structure" (JGJ81-2002, J218-2002) ... , logistic warehouses, showrooms, hangar, shelter, etc light steel structure