According to the relevant information of Xinzhi Encyclopedia, Ctrip and Qunar belong to different companies although they have the same elite scope. Ctrip's company is Ctrip International Co., Ltd., and where to go is Qunar.com Technology Co., Ltd., so they are not one.
Qunar.com Technology Co., Ltd. is the world's leading online travel company, headquartered in Beijing, China, covering nearly 200 countries and regions around the world. It is the largest online travel trading platform in the world.