Core Viewpoint - The Chinese brush, as a traditional writing and painting tool, is not only a practical instrument but also a symbol and carrier of Chinese culture, embodying rich cultural connotations [1] Group 1: Historical Significance - The earliest existing physical brush in China was unearthed in 1954 from a tomb in Changsha, Hunan, dating back to the Warring States period, measuring 21 centimeters in length [3] - By the Tang Dynasty, the brush-making process had gradually improved, with Xuanzhou in Anhui becoming the national center for brush production, later shifting to Huzhou in Zhejiang during the Yuan Dynasty, a status that continues to this day [3] Group 2: Craftsmanship and Techniques - The production of Huzhou brushes involves a complex process with 8 major steps and 128 minor procedures, all requiring pure manual craftsmanship, with each step taking at least three years to master [5] - Brushes are generally categorized into sheep hair brushes, wolf hair brushes, and rabbit hair (purple hair) brushes, with artisans combining the advantages of various materials to create hybrid brushes [5] Group 3: Cultural Impact - The brush has recorded thousands of years of Chinese history and civilization, and its unique strokes and aesthetic lines have promoted the development of Chinese calligraphy and painting [7] - In Huzhou's Shanjian Town, every household engages in brush-making, with a tradition that has been passed down for nearly 2000 years, reflecting the craftsmanship and cultural sentiment of generations of brush makers [7]