The "China Series" original textbooks proposed in the "Education Powerhouse Construction Plan Outline (2024-2035)" point to a brand-new direction of promoting the construction of an education powerhouse through textbook reform. The construction of the textbook system in the new era has been elevated to the level of national strategy, with the overall goal of accelerating the construction of an independent knowledge system and creating a high-quality textbook system with Chinese characteristics and world-class standards. As an important component of the high-quality textbook system, the "China Series" original textbooks align with the transformation requirements of the high-quality development of China's education cause in the new era. They are a solid support for the construction of an education powerhouse, an important path to the great rejuvenation of the Chinese nation, and a key task in building an independent knowledge system. The "China Series" original textbooks are characterized by distinct political, national, and innovative features, forming a textbook system that meets the development requirements of China's education cause in the new era while undertaking the significant mission of building discourse dominance, leading values, and local theoretical innovation. Their political nature is reflected in the fact that the "China Series" original textbooks are an important carrier for the construction of ideological discourse under the comprehensive leadership of the Party. Their national nature is reflected in the fact that the "China Series" original textbooks are a value expression of Chinese socialist culture with Chinese characteristics. Their innovative nature is reflected in the fact that they mainly contain China's independent knowledge system. In summary, the "China Series" original textbooks are a concrete form of high-quality textbooks with Chinese characteristics and world-class standards. Textbook publishing is a key focus of textbook construction. For university presses, it is necessary to adhere to and implement the overall requirements of the Party and the state for the construction of an education powerhouse, and grasp the profound connotation and strategic significance of the construction of the "China Series" original textbooks. University presses shoulder the fundamental task of implementing the goal of cultivating virtue and fostering talent in China's education cause in the new era. They should firmly grasp the core essence of "cultivating the roots and casting the soul, enlightening wisdom and increasing intelligence" in developing the "China Series" original textbooks, implement the systematic requirements of the construction of an education powerhouse, and make in-depth efforts in maintaining ideological security and cultural education to fulfill their political leadership mission through the stable value support of the textbook system. In the micro-level, university presses promoting the construction of the "China Series" original textbooks always focus on teaching services, knowledge dissemination, and talent cultivation. They should closely cooperate with the university mother body to achieve the goal of "Double First-Class" construction, expedite the publication of textbooks reflecting independent knowledge system, continuously improve the capabilities and level of textbook publishing through high-quality textbook research and development teams, and truly fulfill their disciplinary support responsibilities by meeting the requirements of high-quality development of the textbook system. Moreover, they should accelerate the all-round embedding of digital and intelligent technologies in textbook publishing, stimulate their own vitality through institutional and mechanism reforms, adapt to the general trend of publishing "going global", and make textbook publishing go global through continuous innovation and optimization to build a high-quality textbook publishing ecosystem. They should support the construction of the "China Series" original textbooks with practical actions of high-quality textbook publishing and write a brilliant chapter in the advancement of educational publishing.