Whether shoes are breathable or not is a concern for everyone. Shoe store owners can launch a sales plan for sneakers according to the needs of the market, but how to promote this plan well? Shoe store owners can use the advantages of shoes as publicity and create promotional advertisements. But the ad replacement is troublesome. So how easy is it to upload ads? It is also too troublesome to copy advertisements with a USB flash drive, and you need to download files from your computer. The monitor with a high position can't reach the USB flash drive, so you have to take a ladder or find someone to help. Cloud advertising machine is also difficult to use, difficult to get started, slow upload, advertising machine upgrade, use face-to-face transmission, mobile phone scan code one-click upload advertising, simple, easy to use, girls can transmit, super convenient. If you want to pass it on, you can pass it on without a network!