Do you know what are the three major regional cultures in China?

Three regional cultures in China: Dunhuang studies, Tibetan studies and Huizhou studies. Dunhuang studies refers to a subject with Dunhuang suicide note, Dunhuang grottoes art and Dunhuang studies theory as its main contents, and also taking Dunhuang historical geography as its research object. It is a comprehensive subject that studies, excavates, arranges and protects cultural relics and documents in Dunhuang area of China. Tibetology is a comprehensive discipline to study the history, religion, culture, economy, politics and society of Tibetans in China. Also known as Tibetan studies, Tibetan studies. Huizhou Studies is called Huizhou Studies for short, and Huizhou Studies in the modern sense was born in the early 1980s. It refers to the sum of thoughts and theories with Huizhou characteristics, which take Huizhou society, economy, culture, thought, art, technology and craft as the research object. As a "learning", Xue Hui is a kind of systematic knowledge, theory and doctrine that can correctly and reasonably present the objective social, historical, realistic culture.