The medical devices "made in the Dental Valley" have obtained 335 medical device registration certificates (including 165 Class III certificates). The annual output of invisible orthodontic appliances reaches 72 million pieces, accounting for one-eighth of the global production capacity. The Products cover more than 60 kinds of oral devices in 4 major categories and more than 100 kinds of oral materials in 5 major categories, with a complete range of categories and a sound system. These products are exported to more than 50 countries and regions around the world.