1.Check whether the control card and display driver IC of the wholesale fine pitch LED video wall are produced by regular manufacturers. These high-performance control cards are used on the fine pitch LED video wall to make them more stable. The cheap and wholesale fine pitch LED video wall with better-performing driver IC provide better, clearer images with lower failure rates.

2.Thickness of circuit board and inner conductor of the wholesale fine pitch LED video wall. The thickness of the inner conductor of the circuit board of the wholesale fine pitch LED video wall must reach the standard of more than 1ns to avoid quality problems.

3.The problem of the mask and kit of the cheap and wholesale fine pitch LED video wall , the consistency of the ink color of the mask will directly affect the flickering effect of the wholesale and cheap fine pitch LED video wall. Assuming that the ink color of the mask is good, the quality of the lights of the wholesale fine pitch LED video wall will be good, and basically flickering is not a big problem.