Get the entire details of Annual Convention & Exhibition 2020 at XpoBuzz.com, Venue details ✅ Start & Ending Dates, Organizer, Exhibitor, Visitors, Agenda, Reviews.Annual Convention & Exhibition is going to be held in Houston starting from 07 June. It would be a 4 days business Trade Show organized by AFSA focusing on the companies news, products and services of Power & Energy industry.