$当当网(DANG)$ BEIJING, May 21, 2015 /PRNewswire/ -- E-Commerce China Dangdang Inc. ("Dangdang" or the "Company") (NYSE: DANG), a leading business-to-consumer e-commerce company in China, today announced today announced that it will release financial results for the first quarter ended March 31, 2015before the market open on May 28, 2015.  Dangdang's management will host a corresponding conference call at 8:00 A.M. Eastern Time (or 8:00 P.M.Beijing/Hong Kong time) on that day.