Hotel reservation revenues grew 23 percent to RMB310 million, due to higher hotel reservation volume and an increase of commission per room night. Air ticket booking revenues were up 20 percent to RMB326 million, driven by an increase in air ticketing sales volume and commission per ticket. Packaged-tour revenues jumped 74 percent to RMB125 million for the first quarter of 2011, due to the increase of leisure travel volume. Wing On Travel and ezTravel contributed 54 percent for the year-on-year growth for packaged-tour revenues. Corporate travel revenues advanced 20 percent to RMB31 million from a year ago, due to the increased corporate travel demand from business activities. For the second quarter of 2011, Ctrip.com expects to continue year-on-year net revenue growth at a rate of about 15 percent to 20 percent. Get the full report at Ctrip.com