Aiqi Technology did not fall because of the trademark of Invisalign. Relevant public information shows that Invisalign, as a leading multinational brand in the industry, saw a sharp decline in China market share in 20021year under the background of intensified market competition in China and political correctness of the theory of invisible orthodontic profiteering. Local brands of invisible orthodontics include Yimei Instant under Dijia Medical, Shimeile under Tooth Collar Technology and Moliqi under Li Zheng Technology. They have been favored by the capital market for many times and are ready to occupy a place in the invisible orthodontic market in China.