The Manufacturing Jewelers & Suppliers of America brings the MJSA Expo New York to the Jacob Javits Convention Center April 13-15 this year. The expo is billed as the largest U.S. trade show of its kind. It includes seminars on topics such as entrepreneurship, safety, jewelry-making, and over 400 exhibits. Visit http://www.mjsatradeshows.org/expoNY.php to learn more.