The Doubao browser extension aims to enhance users' work and study efficiency through AI technology. It offers features for quickly summarizing videos and extracting highlights with a single click from web pages, PDFs, and videos, while supporting comprehensive AI search from any text selected on a web page. Additionally, it provides a full-text translation comparison feature, making it easier for users to understand foreign materials while reading. The design philosophy of the Doubao extension combines AI technology with everyday usage scenarios, enabling users to more easily acquire information and knowledge while browsing the web, reading documents, and watching videos.