No, the quality of household products under Le Feiyi brand is not IQ tax. The brand was born in Germany 1935. 1997 invented the flying wing sleeping system, and in 20 13, launched the two-bar three-dimensional micro-motion flying wing. China is headquartered in Shanghai. At present, Luther Flying Wing has more than 600 outlets in Germany, and its products are sold to more than 20 countries in Europe and America, such as Belgium, Switzerland and the United States.