1. Comprehensive subject knowledge: The high school resource database contains knowledge points and concepts of high school subjects, including Chinese, mathematics, English, physics, chemistry, biology, geography, history and politics. This book provides comprehensive and systematic subject knowledge to help students have an overall understanding of the contents of various subjects.

2. Rich learning resources: The high school resource library provides subject knowledge and contains rich learning resources. Resources can include exercises, examples, experimental steps, literature quotations, famous sayings, etc. To help students better understand and apply what they have learned. This book provides some learning tools such as subject-related websites and applications to help students further expand their learning resources and improve their learning effects.