i think it's somewhere mobiles are exposed for customers to buy.
Exhibition unit is used to describe a mobile platform used to display things. These things may include products, tests, stores, ect. Anything can be shown really.
an exhibition of paintings
An exhibition is a display of art. An exposition is a large exhibition of art. The difference is an exhibition is more selective.
Exhibition is a noun.
The suffix for "exhibition" is "-tion".
Exhibition is singular. Exhibitions is plural.
An exhibition of wax figures, or the place of exhibition.
The Atrocity Exhibition was created in 1970.
Exhibition Stadium ended in 1999.
Exhibition Stadium was created in 1959.
Bulldozer Exhibition was created in 1974.
The Great Exhibition opened in 1851.