1, Ming Kai Publishing House, whose predecessor was 1926, Ming Kai Bookstore, founded by old publishers such as Ye Shengtao and Xia Mianzun, is a publishing institution with a long history, which is headed and sponsored by China Association for the Promotion of Democracy and features the publication of cultural and educational books. Beijing Yanshan Publishing House, founded in 1985, is affiliated to Beijing Municipal Bureau of Cultural Relics, and its main publishing directions are ancient books, cultural relics archaeology, literature, history and social sciences.

2. Kaiming Publishing House adheres to the road of large-scale, market-oriented and serialized operation in the publishing of educational books, and has achieved rapid development. Ming Kai Publishing House has published 2,000 books and 50 million books, of which more than 80% are books related to the field of education. Beijing Yanshan Publishing House only publishes books on politics, economy, ideological education and current affairs propaganda. Therefore, Ming Kai Publishing House is good.