Manufacture and distribution of welding machines of all kinds, in particular for the production of flat heating bodies, production and manufacture of complete welding lines for the production of steel heating bodies, rental and management of company-owned and third-party real estate, planning and development of real estate projects of all kinds, as well as trade in goods of all kinds, in particular in the construction industry; can participate in other companies or institutions, acquire, evaluate or sell patents, licenses and other rights, as well as acquire and sell properties.