Eastern States Exposition Grounds. West Springfield, MA. More than 440,000 East Coast manufacturers continue to use EASTEC as an opportunity to expand business since the show debuted in 1979. Growth industries such as medical, aerospace and defense are big ticket themes at the show this year as well as lean and green topics, which are all highlighted at official resource centers each day of the show. EASTEC is organized into five technology buildings to help attendees navigate some 2,000 products on display. The buildings emphasize precision manufacturing equipment and systems; automation, supply chain and process improvement; plant, energy and environmental efficiency; design, engineering and rapid technologies; and tooling, workholding and machining accessories.