1. Half an hour before the opening, turn on all equipment, perform low temperature preheating, and test all equipment and wiring at the same time. The low temperature state means t...
2019-10-08Everyone knows that we usually hold performances, sometimes indoors, sometimes outside, and when it’s outdoor, it’s always rainy.
2019-10-081. What is LED light decay? The light decay of LED products is the weakening of the signal in the transmission of light.
2019-10-08Common faults: Moving the headlights is not energized?
2019-10-08