TULSA, OK — (Marketwire) — 05/08/12 — Greystone Logistics, Inc. (OTCBB: GLGI). An increase in sales of recently introduced new lines of recycled plastic pallets led to a strong third quarter revenue boost for Greystone Logistics, Inc. ("Greystone Logistics" or the "Company").Tulsa-based Greystone Logistics recorded sales for the corporate third quarter ending February 29, 2012 of $4,875,856 compared to $4,206,092 in fiscal year 2011 for an increase of $669,764 or 16% fro
