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摘要

The National Stone, Sand & Gravel Association (NSSGA) will host the AGG1 Aggregates Forum & Expo February 15-18 at the Duke Energy Convention Center in Cincinnati. In addition to AGG1 and the co-located World of Asphalt, NSSGA will hold its annual convention. Highlights of this year's convention include an Economics & Financial Roundtable and a Lafarge Gypsum plant tour.