China's online travel agent market remains dominated by Ctrip which commands 51% of the market, according to an industry report revealed earlier this year. Last year, Ctrip and Qunar took 49% and 27% of China's online travel market, respectively, data showed. Mobile transactions are seen as a key earnings driver for online travel agencies. Mobile internet users in China reached 557 million in 2014, with mobile travel booking penetration hitting 24%, according to an industry report. For example, the mobile contribution to total online bookings reached 70% for Ctrip and 60% for Qunar in the first quarter this year. A major factor enabling Ctrip and Qunar to remain the major players in the online travel market is that they have made enormous investments to integrate online-to-offline resources to support their operations, according to the report. Get the full story at Want China Times