No matter where you apply for trademark registration, as long as it is a domestic trademark registration, it can be used in any region of the country. First provide the trademark name to the agency for verification. If no one has registered the name, you can apply for it. When applying in the name of an individual, you only need to bring your ID card. Some companies require a business license. To register in the name of a company, just bring a copy of the company's business license and official seal...