Commercial administration of the licensing of metal hardware, metal building materials, non-metallic building materials, common metals and their alloys for others; export and import agencies in the field of metal hardware, common metals and their alloys; providing wholesale and retail store services and catalog ordering services featuring metal hardware, metal building materials, non-metallic building materials, common metals and their alloys

Equipment system design related to the continuous method of preheating, melting, reduction and treatment of aluminum metal