Train beginning with \"K\" : fast passenger train, short for fast, the letter \"K\" is the abbreviation of the word \"kuai\" in Chinese pinyin. Such trains generally only pass through the prefecture-level centers or important county-level centers on their journey.
Among the trains currently running, in addition to the trains beginning with the letter, there are some ordinary trains beginning with the number, this train is generally green car, with the transformation of China's electrification line, the most original green car has been slowly eliminated, but it will still be used on some short-line roads.
k is a train. It's a fast passenger train. Rapid passenger trains are a type of national railway passenger transport train class in China, which is higher than ordinary passenger trains and lower than express passenger trains.
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The number of fast passenger trains starts with a capital letter \"K\
The fast train belongs to the train classification of the traditional railway, that is, the Pu-speed railway (Pu-railway), and is not equal to the fast railway. The letter K is a shorthand for the Chinese fast word Pinyin, the general speed of 120 kilometers per hour, the rapid passenger train appeared in China's first large-scale railway speed, stopping at municipal stations and county stations, the train travel speed than ordinary passenger trains have significantly improved.