The document describes Ding, an innovative portable catering/vending/promo concept from Goet. Ding can bring sandwiches, snacks, drinks, champagne or premiums to product presentations, campaigns, and events. It is a lightweight and portable solution for delivering food and drinks anywhere due to its ergonomic design and insulating box. Ding can be customized with colors, flags, lights, or speakers based on the user's branding needs.