About Exhibition Exponor Antofagasta 2026 will be held from 8th - 11th June 2026 at Antofagasta Industrial Association (AIA) Event and Community Activity Ground in Antofagasta, Chile. This is an international exhibition and trade fair of technologies and innovations for the mining and energy industry. It is a comprehensive trade fair which promotes the management of production connections and new business, as well as exchange and sharing of knowledge and experience between regional, national and international entrepreneurs.