One digital signage always to increase attentions, sales visibility of a comopany, team or city , through the displaying of digital signage. 

Generally Speaking, outdoor digital signage includes 

1. wall mount digital signage 

2. Standee digital signage 

3. Embedded digital signage 

4. Lamppost digital signage 

5. customized digital signages 

Above Classifications as installation way. 

also it covers single panel, double screen, triple screens customized ones. 

Anyway , all these outdoor digital signage almost achieve three functions:

1. Retailing & Marketing 

2. Wayfinding & Location 

3. Advertising & displaying

All these functions cover most smart city contrusctions. 

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