1. Inheritance of traditional culture: Brush has a long history and cultural tradition in China culture. The use of Shantou ancient yiguang brush can reflect the respect and inheritance of traditional culture, making it more suitable for the health care and treatment of traditional Chinese medicine.

2. Express unique artistic conception: Writing or painting with a brush has unique artistic charm and artistic conception. The ancient yiguang in Shantou used a pen, which can express the concept of TCM health care and treatment through the weight of strokes and the weight of pen and ink, giving people a profound and elegant feeling.

3. Improve concentration and professionalism: writing or drawing with a brush requires certain concentration and professional skills. The use of writing brush in ancient yiguang can make practitioners pay more attention to the study and technology of Chinese medicine and improve their professional quality and self-cultivation.