Yunjin, Nanjing brocade or cloud brocade, is a traditional Chinese luxury silk brocade made in Nanjing since the end of the Song dynasty, and based on weft-weaving techniques from both the Song and Tang dynasties. It is shuttle-woven, and often incorporates gold and silver threads with the coloured silks. During the Ming dynasty, the yunjin weavers developed a technique of swivel weaving that enab…