Research and development, import and export as well as trade in and production of renewable energy systems, research and development, import and export as well as trade in products in the field of food supplements. May establish branches and subsidiaries in Switzerland and abroad and participate in other companies in Switzerland and abroad, conduct all business that is directly or indirectly related to its purpose, acquire, encumber, sell and manage real estate in Switzerland and abroad, acquire, develop, manage and exploit patents, know-how and other intellectual property rights of all kinds, provide financing for its own account or for the account of third parties, as well as grant guarantees and warranties for subsidiaries and third parties.