K9 109？ Guangzhou East-? Shantou 08:35- 17:00 hard seat? 92? The results below the hard berth 168 are provided by providing the station name, arrival time, departure time, stop running time and mileage of the hard berth.

Extended data

1. The bogie of the train is stuck on the track and runs along the track. When turning, the bogie rotates to keep the train running along the track. The outer rail is higher than the inner rail when turning.

2. The original trains were drawn by ropes or horses. By the19th century, most trains were pulled by steam locomotives. After 1940s, steam locomotives were gradually replaced by diesel locomotives with less labor, followed by electric locomotives and multiple units.

3. The initial investment of electrified railway is large, but the operating cost per mile is the lowest. Therefore, only high-flow lines are suitable for electrification. Electrified trains may use overhead cables or the third rail to obtain electricity.

4. The technical requirements of through train are much lower than that of EMU, which does not belong to the technical category of high-speed train. Not only the cost is low, but also the technology is mature and reliable.

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