To all our exhibitors, professional visitors and entities that support us and participate with us in the third edition of the Colombia lighting fair, inform them that the new dates of celebration will be from 24 TO 26 MARCH 2021 at the Plaza Mayor convention center in Medellin. A postponement due to the difficulty of holding the event in the current circumstances caused by COVID-19 but we have taken the opportunity to present a renewed image that gives entry to a totally updated concept of the fair: SMARTLIGHTING, SMARTBUILDING, SMARTCITY. Expo I. Where more than 70 stands will be concentrated with the presence of the most important national and international brands in the lighting industry and related technologies, thus the vertical axes of intelligent lighting in their applications of smart buildings and smart cities will mark innovation in the solutions and services that the participating companies will present throughout the expo at their stands. As a novelty, expo i arena and an ambitious academic congress, led by our strategic partner, the publisher SmartLIGHTING with the important collaboration of ANAP and LUMINA, where visitors will have the opportunity to attend technical presentations on industry and market to understand the keys to the Lighting that has fully entered into the digital transformation of buildings and cities hand in hand with other technologies such as 5G, artificial intelligence or IOT. Another of the star topics of the academic program will be the circular economy.