ISO 9001:2000 The Quality Management System is certified in the new ISO 9001:2000 version for the production and sale of Crystal, Refined and Liquid sugar cane sugars; the reselling of Crystal and Refined Sugar; the production, sale and resale of alcohol; the production and sale of sugar cane yeast at the Tarumã and Maracai Units. Teaçu General Warehouses also received certification in recognition of the quality of its services.