Mamiriro ezvinhu anodiwa kune akavimbika ezvakatipoteredza-ane hushamwari simbi chimiro mutengesi:
1. Inofanirwa kunge iine zvitupa zvakaita seEuropean EN 1090 kana AISC certification. Kambani yedu yatobata iyo EU EN1090, yepasirese welding system ISO3834, American AISC certification uye ISO management system certification.