Accountability is only a small part of the control measures, and it has little effect! Industry and commerce are in charge of this matter, but not on the grounds that there is no authorization; Find other reasons, such as scraping the production date into one of the three no products; Whether the unit operates legally; Whether online sales promotion is false or not, look for it from the complainant's reasons; After changing your product, the product doesn't belong to you, but the trademark is still yours. Investigate counterfeit products, trademark infringement, etc. Take your time looking for evidence. As long as it is improperly operated, there must be many loopholes.