The quality of 4-piece nylon is very good. I have two sets at home. It is also known as the three famous brocade in China, together with Jin Song in Suzhou and Jin Shu in Sichuan. But now only Yunjin still maintains its traditional characteristics and unique skills, and has always retained the traditional old jacquard weaving. The hand-woven technique of Nanjing Yunjin Wood Machine Makeup Flower is the highest level representative of China ancient brocade technique, and it was listed in the first batch of intangible cultural heritage list of China in 2006.