The Beijing–Hong Kong high-speed train () is a high-speed train service operated by China Railway Guangzhou Group (CR Guangzhou) on Beijing–Guangzhou–Shenzhen–Hong Kong HSR in China. Operated with G79/80 train numbers between and on a daily basis, it is currently the fastest train service and the only high-speed train service between Beijing and Hong Kong, with an approximate travelling time of 9 hours. History The G79/80 service dates back to 26 December 2012, when the Beijing–Zhengzhou section of the Beijing–Guangzhou–Shenzhen–Hong Kong HSR was opened. At its opening, the service was between and under the numbers G79/82. Later on 28 December 2013, the southern terminus of the service was extended to and the number of the Shenzhen-bound service was changed from G82 to G80. On 5 January 2017, the service was extended to . With the inauguration of the Guangzhou–Shenzhen–Hong Kong XRL Hong Kong section on 23 September 2018, the southern terminus of the service was again extended to . On 30 January 2020 the service was suspended due to the COVID-19 pandemic. On 28 March 2020, the service has restored between Beijing West and Shenzhen North, but service to West Kowloon station is still suspended. Operations The service operates on a daily basis under the following timetable: Train formation The service is operated by 16-car CR400AF-A trainsets with the formation shown below. Car 3-14 are for second class seats with 3+2 seating. The dining car is located in Car 9 and wheelchair space is provided on Car 8. Car 2 and 15 are first class car with 2+2 seating. Car 1 is for business seats only and Car 16 is a hybrid of first class seats and business seats. Previously used rolling stocks 16-car CRH380BL (from 26 December 2012 to early 2016) 16-car CRH380AL (from early 2016 to October 2017) Double-headed 8-car CR400AF (from October 2017 to June 2018) References China Railway passenger services Passenger rail transport in China Passenger rail transport in Hong Kong Railway services introduced in 2018