The classic title in Huangdi Neijing means

The classics in the Emperor's Internal Classic refer to classics, as opposed to biographies.

1. Classics and History Subsets is a traditional book classification in China, ranking first, and it is the most classic, authoritative and basic book. It also refers to articles written by sages, laying an unshakable foundation for later works.

2. Huangdi Neijing is one of the four classic works of traditional Chinese medicine in China, alongside Shennong Herbal Classic, Treatise on Febrile Diseases and Difficult Classic.