According to the statistics of American advertising association, there are over 500 mobile billboard trucks on the road in the big cities of United States everyday.

由美国广告协会统计，如今在美国一些大型城市每天跑着500多辆广告车。

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The mobile exhibition truck can be called Billboard trucks as well, which is the first time to combine vehicle and advertising.

巡展车又称广告车，这是广告与交通工具的第一次有机的结合。

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In fact, it was eerily familiar: In 2000, Esquire gulled many with a profile of a company called Freewheelz, which supposedly offered free cars to drivers willing to tool around in a vehicle that served as a mobile billboard.

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So we've seen the same thing from the same two big players for a long time, and like when I got here there's a billboard that somebody's reinvented mobile with exactly the same operating system and user experience that everybody else has.

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