Operation of a tile laying business, including trading, consulting, installation, and laying of natural and artificial stone tiles, including repair work, as well as trading, importing, and exporting of building materials, particularly wall and floor tiles and coverings. May participate in other companies, lease, acquire, manage, mediate, and sell licenses, patents, and other intangible assets as well as real estate, furthermore establish branches and subsidiaries domestically and abroad, and conduct financing on its own or others' behalf, provide guarantees and bonds for subsidiaries and third parties, and generally conduct all business that is related to the purpose of the company or suitable to promote it.