1. Cov tshuab tshaj tawm tsis yog tsuas yog txhim kho peb lub neej thiab kev ua haujlwm, tab sis kuj coj tau yooj yim heev.
2. The application of advertising machines in various commercial squares, merchants can follow the needs of shopping malls and the requirements of suppliers.
3. Content that can be played in LED advertising machines anytime, anywhere, such as promotional videos, events, emergency notices in shopping malls, and video and text advertisements from various suppliers.

2022.04.06