the trademark is registered by you in the industrial and commercial bureau. If you want to protect it, you can get it in the industrial and commercial bureau. As long as you register it first, it will be protected. If you see others using your trademark on the Internet, you can solve it through legal channels, and you can collect evidence through the Internet first. Then call the other party and go to a law firm for consultation. If it can't be solved, please apply for legal arbitration.