By the end of 2021, how many national intangible cultural heritage representative projects are there in Changsha?

1. Xiang embroidery, which is a double-sided full-heterogeneous embroidery using the hidden needle embroidery method, has been called "magic art" by foreign friends. 2. The non-heritage items belonging to the category of traditional music in Changsha are: the Mashan gongs and drums, the music of the Confucius Festival at the Liuyang Temple of Literature, and the Huangcai Mountain Song. 3. Dongjing Dragon Dance is a non-heritage item in the category of traditional dance. 4. By the end of 2021, Changsha has 9 representative national intangible cultural heritage programs. 5. Changsha has nine national intangible cultural heritage representative programs, namely: Hunan embroidery, Liuyang flower cannon production techniques, Xiang opera, Changsha ballads, temple fairs (Huogong Palace Temple Fairs), stone carvings (chrysanthemum stone carvings), Changsha kiln ceramics firing techniques, Liuyang Temple of Culture Confucius music, snack production techniques (Huogong Palace stinky tofu production techniques). 1. The double-sided full-iso embroidery of Hunan embroidery, using the hidden needle embroidery method, has been called "magic art" by foreign friends. 2. The non-heritage items belonging to the category of traditional music in Changsha include: the Mashan gongs and drums, the music of the Confucius Festival at the Liuyang Temple of Literature, and the Huangcai Mountain Song. 3. Dongjing Dragon Dance is a non-heritage item in the category of traditional dance. 4. By the end of 2021, Changsha has 9 representative national intangible cultural heritage programs. 5. Changsha City has nine national intangible cultural heritage representative projects, namely: Hunan embroidery, Liuyang flower gun production techniques, Xiang opera, Changsha play lyrics, temple fair (Huogong Palace Temple), stone carving (chrysanthemum stone carving), Changsha Kiln Tongguan ceramics firing techniques, Liuyang Temple of Confucius music, snack production techniques (Huogong Palace stinky tofu production techniques).