Does the subway belong to any traditional advertising media?

All kinds of advertisements set up in the subway are collectively called subway advertisements. Its forms include twelve light boxes, four-channel posters, special light boxes, escalators, billboards in cars, chartered cars in cars, led in tunnel sections and so on.

Subway LED digital media and car TV belong to high-tech media, while posters in carriages, platform light boxes and channel posters belong to traditional media.