Bilibili is a popular Chinese video-sharing platform that focuses on animation, comics, and games (ACG) content. Launched in 2009, it allows users to upload, view, and share videos, as well as interact through comments and live streaming. The platform is known for its unique feature of "bullet comments," where viewers can post real-time comments that appear on the video screen. Over the years, Bilibili has expanded its content offerings to include a wide range of genres, such as music, dance, and educational videos. It has also developed a strong community of creators and fans, making it a significant player in China's online entertainment landscape.