Outdoor Digital Display, is an essential intelligent hardware equipment in the commercial application, but also plays an important role in many other places such as campus and public.
1. It is easier for information distribution
though network , picture or video can direct put to every signage
2.Saving resources and protecting environment
It reduce the use of paper or plastic poster ,which could help reduce waste.
Based on the ideas , Jinhua prison police start to place Outdoor Digital Displays in the training yards.