Almost Knowledge Library is a resource platform related to China classical literature, which provides online reading and retrieval functions of ancient literature. It is a part of the navigation system of China classical literature resources, also known as Kuizhangge.

Zhihu Pavilion has a large collection of ancient documents, including documents in various fields, such as the classics department, the history department, the branch department and the collection department. , to provide convenient and fast full-text retrieval services for experts, scholars, writers, newspapers and researchers.