- the development, manufacture, distribution and maintenance of sports and playground equipment of all kinds and materials - Development, manufacture and distribution of building construction, civil engineering, sports facility construction and steel construction elements - Development, production and distribution of special building materials - Development, manufacture and distribution of energy systems - Development, manufacture and distribution of electronic instruments and components - Development, manufacture and distribution of products from renewable substances - development, production and distribution of intellectual property rights based on inventive steps and susceptible of industrial application; as well as acquisition of approved employee and freelance inventions - commissioning of third parties with research and development work, consulting activities, preparation of sales forecasts and marketing, conclusion of interest group, cooperation, personnel and cooperation agreements - mediation and advice in connection with public subsidies, subsidies and other financial or other contributions - inspection and repair of sports and play equipment of all kinds