All-color LED digital tube and all-color outdoor display screen are now used in the motion advertisement, gradually taking the place of neon light.

全彩led数码管，全彩户外显示屏，正在逐步替代霓虹灯，运用于动态广告牌上。

youdao

All-color LED digital tube and all-color outdoor display screen are now used in the motion advertisement, gradually taking the place of neon light.

全彩led数码管，全彩户外显示屏，正在逐步替代霓虹灯，运用于动态广告牌上。

youdao