kesi, also known as "silk", is the essence of traditional Chinese silk art. It is one of the most traditional Chinese silk weaving industry, and highly appreciates decorative silk weaving. Since the Song and Yuan Dynasty has been one of the royal fabrics, often used in weaving the imperial clothes, royal photo (royal appearance) and kesi famous kesi painting and calligraphy. Because the weaving process is extremely meticulous, copying kesi is often better than the original work, and the preservation quality is extremely rare, which is the highlight of the collection and auction of weaving embroidery today. There is often the reputation of "kesi inch gold" and "the saint of weaving".