SmartBuy is a shopping assistant browser extension that provides users with quick access to major online shopping platforms such as Taobao, JD.com, and Vipshop. With a simple and convenient interface accessible via the browser's top-right corner icon, users can easily navigate through their favorite e-commerce websites.

The main feature of SmartBuy is its ability to automatically query and display internal coupon information from platforms like Taobao, Tmall, JD.com, and Vipshop. This saves users time and effort by eliminating the need to manually search for coupons and discounts.

In future updates, the developers plan to enhance the user experience by adding more features like coupon searching and product querying. These additions will further streamline the shopping process and provide users with even more savings opportunities.

Overall, SmartBuy is a valuable tool for online shoppers, offering quick access to popular e-commerce platforms and helping users find the best deals with its coupon information feature.