The alliance and funding are expected to help KKday expand its regional presence and further improve its variety of affordable product offerings to travelers.
Thanks to an increasing number of Chinese outbound tourists, domestic mobile payment companies have seen a rise in cross-border transactions during this year's Spring Festival holidays.
The group's largest brand Booking.com averages over one million bookings per day and produces a significant majority of Booking Holdings' gross bookings and operating profit.
The tourism industry garnered 475 billion yuan (about $75 billion) in revenue from some 386 million trips made, up 12.6 percent from last year's holiday.
Millions of Chinese travelers were caught in the boomerang effect as this year's Spring Festival holiday started winding down and the second travel peak heated up on Wednesday.
User reviews and opinions grew 29% year-over-year and reached 600 million at December 31, 2017. Q4 revenue totaled $321 million, up 2%; and full year revenue reported $1556 million, up 5%.
The B2B2C approach helps hotels to increase revenue and guest satisfaction, and make travelers spend more time in hotel.
Around 280 million train tickets have been sold on 12306.cn since January 3, 2018 when tickets for the Spring Festival holiday started selling.