LED dynamic backpack

you can upload your farvorite pictures on the screen

GANSU HUICHEN TRADING CO.,LTD focus on the Internet of things system and LED the Internet of things creative product research and development these years.

Products include LED dynamic knapsack, LED take-out box, LED advertising screen, small treasure happy groom _ car intelligent voice on-board interactive screen, etc., are widely used in brand promotion, business super promotion, offline advertising, large-scale activities, community, concert, exhibition and other kinds of scenarios.