 Other companies, which until that date had produced mostly Chianti, followed Adamo's example and in 1937 founded a 'Cantina Sociale' (Vecchia Cantina di Montepulciano) with the intention of creating a structure for the marketing of wine produced even by small farmers.The wine produced in Montepulciano continued to be appreciated, and over time it obtained the DOC Denominazione di Origine Controllata (Denomination of Controlled Origin) with DPR July 12, 1966.The DOCG Denominazione di Origine Controllata e Garantita (Denomination of Controlled and Guaranteed Origin) of Vino Nobile di Montepulciano was authorized by DPR July 1, 1980 and modified by DM July 27, 1999.