1. History PubMed Help: This official account of WeChat belongs to a comprehensive platform for information consultation and guidance, which deserves attention.
2. Bird Mountain Senior: official account of Bibi and WeChat, providing historical postgraduate materials and videos.
3. One fever: WeChat official account, providing historical postgraduate materials and videos.
4. Mrs. Minglian: Weibo, providing materials and videos for the history postgraduate entrance examination.
5. The research course can be expected: The official accounts of Bibi and WeChat will provide historical postgraduate materials and videos.