Sale, leasing of metal building systems to quickly create a second working tier with a load capacity up to 1,200 kg/m2 in high production, storage and office premises and for the installation of double deck exhibition stands. Metal building systems, based on standard elements, allows you to create a double deck platform supporting any configuration that includes variable tiered platforms and platforms with cantilevered offsets, balconies, and “hanging” edges. Production of non-standard metal structures. Design and installation of exhibition stands.