21.5-inch 19.1-inch dual-screen LCD network building advertising machine
The targeted advertising machine is placed in the residential area with a large number of people. It has high reach, heavy coverage, seamless same screen, strong linkage, and truly solves the seamless switching of the upper and lower dual screens. It is the only choice for media companies and advertisers to choose a new advertising medium.
The placement of the wall-mounted elevator building dual-screen advertising machine allows you to smile when promoting your brand without spending a penny, but it is always worth a fortune.
