Are the products you are talking about produced by Shunde Kangfulai Health Products Co., Ltd.?
On the website of the State Intellectual Property Office, using the patentee "Kangfulai" to search, 54 patents applied by the above-mentioned companies appeared, most of which are appearance patents for packaging boxes, among which the application number is: CN03363873 . Or the product packaging box? No other patents related to the product have been found, or they have been applied for but are still within the confidentiality period. But this does not mean that the product is authentic. Manufacturers can use other methods to protect their products. Many companies choose not to apply for patent protection for this kind of traditional Chinese medicine products. After all, once a patent is applied for and authorized, it means that all the formulas will be protected. public.