Cloud brocade 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. Because the weaving is very close, so the effect of filtering noise is very good, making music more pure. cloud brocade has variety of patterns for choose. Is the Oriental aesthetics, intangible cultural heritage and re-use, with the traditional and modern technology clever combination.