USA - Lightfair International (LFI), the world’s largest architectural and commercial lighting tradeshow, is moving to the expanded Pennsylvania Convention Center in May 2011 .
Previously located in New York City, LFI 2009 attracted more than 23,000 visitors. Philadelphia Convention and Visitors Bureau estimates an economic impact to the region of US$23m from the show in 2011.
Philadelphia CC now has total expansion bookings topping $2bn.
