Up to 202 1, how many national intangible cultural heritage representative projects have existed in Changsha?

1. The double-sided embroidery of Xiang embroidery adopts the hidden needle embroidery method, which is called "magical art" by foreign friends. 2. The intangible items in Changsha that belong to the traditional music category are: Mashan gongs and drums, Liuyang Confucius Temple music, Huang Caimin songs, etc. 3. Dragon Dance in Cave Suture is a non-material project of traditional dance. 4. As of 20021,there are 9 national intangible cultural heritage representative projects in Changsha. 5. There are nine national intangible cultural heritage representative projects in Changsha, namely: Xiang embroidery, Liuyang fireworks production skills, xiang opera and Changsha tanci, temple fair (fire palace temple fair), stone carving (chrysanthemum stone carving), Changsha kiln bronze official porcelain firing skills, Liuyang Confucian temple sacrificial music, and snack production skills (fire palace stinky tofu production skills). Hello! 1. The double-sided embroidery of Xiang embroidery adopts the hidden needle embroidery method, which is called "magical art" by foreign friends. 2. The intangible items in Changsha that belong to the traditional music category are: Mashan gongs and drums, Liuyang Confucius Temple music, Huang Caimin songs, etc. 3. Dragon Dance in Cave Suture is a non-material project of traditional dance. 4. As of 20021,there are 9 national intangible cultural heritage representative projects in Changsha. 5. There are nine national intangible cultural heritage representative projects in Changsha, namely: Xiang embroidery, Liuyang fireworks production skills, xiang opera and Changsha tanci, temple fair (fire palace temple fair), stone carving (chrysanthemum stone carving), Changsha kiln bronze official porcelain firing skills, Liuyang Confucian temple sacrificial music, and snack production skills (fire palace stinky tofu production skills).