Led Chinese knot art culture connotation.Chinese knot art is a kind of folk auspicious art. Its development history is a history of living art full of life colors and auspicious wishes, and it is a symbol and expression of the survival emotions of the folk groups. The auspicious theme of folk art is the people's most instinctive pursuit of "survival and reproduction." Led Chinese knot art is just an emotional symbol system of folk auspicious art. It expresses the Chinese people's auspicious ideas with artistic means and reflects the psychological pursuit of people exorcism and Nafu.