Difusión is a Barcelona-based Spanish educational publisher founded in 2006, specialising in Spanish as a Foreign Language (ELE) course materials, grammar resources, teacher training publications and children's books. Recognised as a key reference in the ELE field, Difusión combines rigorous research in language teaching methodology with visually engaging and topically relevant materials that reflect the latest advances in language education. Piefke Trading is an authorised distributor of Difusión titles across Malaysia, Singapore, Indonesia and Southeast Asia.