Group 1 - Douyin has launched the "Douyin Knowledge Creation Plan," focusing on four content areas: natural science popularization, cutting-edge technology, humanities and social sciences, and prestigious courses, with a commitment to incentivizing quality content through dedicated traffic [1][3] - Douyin has introduced a standalone app called "Douyin Jingxuan," which aggregates high-quality content and represents the platform's advanced content creation direction [3][26] - The competition in the knowledge sector among platforms like Douyin, Kuaishou, Bilibili, and Xiaohongshu is intensifying, with each platform carving out its unique content focus [5][30] Group 2 - The knowledge sector began to gain traction in 2020, with Bilibili launching its "Knowledge Zone" and promoting itself as a learning platform [6][12] - In 2021, Kuaishou introduced the "Kuaishou New Knowledge Broadcast" IP, attracting over 3,000 knowledge creators and achieving over 33 billion total views in just three months [10][17] - By 2022, content creators began to diversify their presence across multiple platforms, with notable figures like He Tongxue adapting their content for Douyin, leading to significant follower growth [20][22] Group 3 - Douyin's "Douyin Jingxuan" aims to provide a more focused content experience by excluding e-commerce features and emphasizing video content [26][28] - Bilibili continues to refine its content strategy by creating subcategories within its "Knowledge Zone," focusing on various academic and professional fields [28][30] - Kuaishou's knowledge content is characterized by practical and straightforward information, appealing to users seeking actionable insights [30][32] Group 4 - The competition for high-quality content is crucial for platforms as they seek to establish themselves as valuable resources in the AI era, with Bilibili emphasizing its role as a leading source of quality video data [33][37] - The perception of knowledge acquisition through short videos remains a topic of debate, with some arguing that these videos serve more as entertainment than genuine educational resources [35][37] - The ongoing battle for the knowledge sector will require platforms to demonstrate genuine support for content creators, moving beyond mere engagement to provide tangible benefits [37][38]