Commentary is not considered a national science and national culture

Personally, I don't think so, it should be counted as a kind of performing art

Reviewing the book, also known as talking about the book, talking about the book, Cantonese and other regions commonly known as speaking ancient, ancient known as talking, is an ancient traditional oral Han Chinese performing art form, began to popularize in the Song Dynasty.

National essence refers to the essence of a country's inherent culture. In China, national essence refers to the most representative and unique cultural heritage of the traditional culture of the Chinese nation, which has been popular among people of many generations. Chinese Peking Opera, Chinese painting, and Chinese medicine, which are well known in China and abroad, have been called the "three national treasures of China" by the world.

National science refers to the study of cultivating one's moral character, aligning one's family, and governing one's country since the beginning of Chinese history, covering the classics and history, as well as the art of war and the law of the road, and so on.