What cars does G Z T K represent in the train and what are its characteristics?

Z direction

The direct express passenger train is called Zhite for short, and the letter Z is the Chinese phonetic abbreviation of the word "Zhi". This kind of train must stop at one stop during the trip, or stop at one stop but do not handle passenger service. The bottom of this kind of train is 25T, and they are all air-conditioned trains. All through trains run across bureaus (not in a railway bureau).

T express

Express passenger train, referred to as express passenger train, or express train, or express train, or express train, the letter T is the abbreviation of the Chinese phonetic alphabet "Te". Top speed 140 km. Inter-office express only stops at provincial capitals, sub-provincial cities and a few major prefecture-level cities. , or direct, local express only stops at prefecture-level cities. The bottom of this kind of train is generally 25K (blue leather car). Because of the suspension of production of 25K, newly opened or changed express trains use 25T underbody, and some express trains use 25Z S25K S25B S25Z underbody, all of which are air-conditioned trains.

K- fast

Express passenger train, referred to as express train, the letter K is the abbreviation of the Chinese phonetic alphabet "express train". Top speed 120 km. Generally, such trains only stop at municipal administrative centers or important county administrative centers during the trip. Generally, the underbody of this kind of train is 25G (red leather car), and the air-conditioned car modified by 25B is also red leather, and a few are 22 and 25B green leather cars, which are basically air-conditioned.