Trade in and assembly of kitchen fittings, panels, ceramic tiles, bathroom furniture, built-in wardrobes, windows, and doors, as well as buying, selling, encumbering, holding, managing, and brokering real estate, offering architectural services, acting as general and total contractor, and trading in goods of all kinds including export and import; can establish branches, acquire, hold, manage, and dispose of participations in other companies, as well as acquire, encumber, manage, and dispose of properties.