Exhibit 20 Marine Products Corporation Announces First Quarter Cash Dividend ATLANTA, April 23 /PRNewswire-FirstCall/ -- The Marine Products Corporation (Amex: MPX) Board of Directors declared a regular quarterly cash dividend of $0.04 per share payable June 10, 2003 to common shareholders of record at the close of business May 9, 2003. Marine Products is a leading manufacturer of fiberglass boats, including Chaparral pleasure boats and Robalo offshore fishing boats. Marine Products Corporation's investor Web site can be found on the Internet at www.marineproductscorp.com . For information contact: BEN M. PALMER JIM LANDERS Chief Financial Officer Corporate Finance 404.321.7910 404.321.2162 irdept@marineproductscorp.com SOURCE Marine Products Corporation