Before buying an outdoor LED display, we need to know how to do LED display quality control.
There are 62 key points about LED display quality control.
I would like to share with you as below:
1, Mask quality.
2, PCB quality.
3, LED quality.
4, Iron cabinet or Aluminum cabinet?
5, Power cable quality.
6, Power supplier quality.
7, Screw quality.
Another 55 key points about LED display quality will be listed before July 10,2019.