AIO is an Android application developed by VIETTEL CONSTRUCTION JOINT STOCK CORPORATION, offering customers a comprehensive shopping experience for all Viettel Construction products in one convenient platform. With just a touch, customers can easily explore, search, share information, and purchase a variety of electronics such as TVs, refrigerators, air conditioners, home appliances, laptops, and household electrical device maintenance services. The app provides attractive promotional offers, online delivery services straight to the customer's doorstep, making shopping hassle-free.

AIO aims to streamline the shopping process by bringing together a wide range of products and services under one intuitive interface, enhancing convenience and accessibility for users seeking quality electronics and home maintenance solutions.