Elevator advertising LCD screen manufacturer

壹、What aspects of elevator advertising can be used?
There are many elevator advertisements, which are divided into two categories according to public welfare: public welfare and non-public welfare:
Public welfare advertising such as energy saving , care for the elderly and children, etiquette, science education, etc.
Non-public service advertisements include some commercial advertisements, such as real estate advertisements, shopping promotion advertisements, entertainment activity advertisements, etc.

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