Tuniu Corp. is an online leisure travel company, which engages in the provision of travel-related services in China. The company offers packaged tours, including organized tours and self-guided tours, and also travel-related services for leisure travelers. Its product portfolio includes organized tours, self-guided tours, and tickets for various domestic and overseas tourist attractions. The company was founded by Dunde Yu and Hai Feng Yan in 2006 and is headquartered in Nanjing, China.