C&R 2023, the International Air Conditioning and Refrigeration Exhibition, was held at Ifema Madrid, Spain, on November 14 to 17, 2023. At this event that celebrated its 20th anniversary, C&R brought together 46,613 professionals from 76 countries, with international attendance accounting for 9% of the total, led by Portugal and Italy. At the national level, 37% of the visitors were from Madrid and 63% from the rest of Spain, confirming the great scope of the fair.