This thing will naturally need maintenance after being used for a long time, so I suggest you do it locally, at least the maintenance service is fast. I did it in Zhengzhou.

Now something's wrong. Very troublesome.

hey

The screen maker of Tanghe is

"red plum craft"

Feicai Electronics (Old Turntable South)

: 138#387$34%65 1

"tanghe county led Display Service Center" (20m south of the old traffic light):186 389&; 563%32

Your situation should be that there is no problem in the control test, but the data line is presbyopia, or the power supply of the single board is insufficient, resulting in the overall inability to write.

qq:605%52827^7