Materials: the sound boards of the qin kite are based on a thick plank, carefully selected by experts and stored in open air for many years, so that wood fibres are complete and can achieve the sound effect and processing status of *. 2. Structure: the excellent acoustic qualities of the qin kite are derived from the perfect combination of traditional manufacturing processes and modern technology. The acoustic board is based on a process of "synthesis, with no acoustics" to make it sound loose, pretentious, sound-rich, sound-sounding and sound-colored, which is patented under the title: 2004100059949. 3 crafts: the high quality of the qin kite, which is encircled not only by mature technology and fine selection, but also by traditional handicrafts. 4. Appearances: the qin kite is not only a musical instrument, but also a fine craft. The kite paint is full, transparent and smooth, colourful, crafted, and the appearance gives people a sense of platitude. The brand is so popular with investors, not only because it has a lot of cooperation advantages, but also because once a cooperative relationship has been reached, the ckkk headquarters will be responsible to you for providing you with a strong support service, in short, with the support of the ckkt, which is guaranteed and promising。