The two-dimensional barcode on Cubetoo's official website serves as a quick and convenient way for users to access additional information or promotions related to the company. By scanning the barcode with a smartphone or other compatible device, users can be directed to specific web pages, product details, or special offers. This technology enhances user engagement and provides a seamless transition from the physical to the digital realm, ultimately improving the overall user experience and potentially driving sales for Cubetoo.