The future of advertising is here, and it’s a giant QR code formed by drones flying over Shanghai – SupChinaby April 25, 2021April 25, 2021 The future of advertising is here, and it’s a giant QR code formed by drones flying over Shanghai – SupChina Skip to the content Close account dialog window Source link Leave a Reply Cancel replyYour email address will not be published. Required fields are marked *Comment Name * Email * Website Save my name, email, and website in this browser for the next time I comment.