Program Information Since 1993, Master Packaging inc. has been one of the leading importers for various flexible packaging products in the U.S., as well in Mexico and Puerto Rico. We know that sourcing and looking for the right products can be hard at times, especially if the products come from overseas. This is why we are here; to close the gap between oversea products, knowing you are dealing with a strong U.S. based established company. We believe that our quality is unsurpassed and our prices are competitive, helping you reduce your overall packaging costs this year.