 These were made by Capodimonte porcelain and Real Fábrica del Buen Retiro among others.Although porcelain has now been widely used for making tiles for many years, modern production methods and quantities have made porcelain tiles available for the average householder in recent years.Large-scale production of porcelain tile is undertaken in many countries, with the major producers being China, Italy, Morbi India, Spain and Turkey.