VANCOUVER, BRITISH COLUMBIA -- (MARKET WIRE) -- May 17, 2007 -- Meridian Co., Ltd. (“Meridian”) (OTCBB: MRDAF), an industry leader in the research, development, manufacturing and sales of integrative medical equipment, is pleased to announce that it has just completed its double-blind clinical research study under the investigation of Dr. Frank Greenway and Dr. T.S. Guillot, at LSU School of Human Ecology in Louisiana.