1. To inquire whether the same or similar trademark already exists in the trademark name, it is also necessary to confirm the category of trademark registration and the industry and service where the registered trademark is located. 2. Preparation materials: To file an application in the name of an individual, you generally need to show a copy of your ID card and business license of self-employed. To apply for registration in the name of an enterprise, you need to produce a copy of the Business License of the enterprise and a complete application for trademark registration with the official seal of the unit and personal signature. 3. Apply for trademark registration with the China National Intellectual Property Administration Trademark Office, or entrust a trademark agency to entrust a trademark agency to help you make and submit the trademark application documents. 4. The competent trademark registration authority shall conduct trademark examination (9-12 months), preliminary examination announcement and registration announcement (3 months) on the application for trademark registration, and obtain a trademark certificate if there is no objection to the announcement. Regarding the amount of registered trademark, the official fee for one trademark application is 3 yuan, and you can choose 1 categories of goods or services. If there are less than 1 categories, you will still be charged the official fee from 3 yuan, and if there are more than 1 categories, you will be charged the official fee according to 3 yuan/category. Where a trademark agency is entrusted, the applicant shall pay the trademark registration certification officer fee and agency fee to the trademark agency. Legal basis: Article 22 of the Trademark Law of the People's Republic of China. An applicant for trademark registration shall fill in the category and name of the goods using the trademark according to the prescribed commodity classification table and file an application for registration. An applicant for trademark registration may apply for registration of the same trademark for multiple categories of goods through one application. The application for trademark registration and other relevant documents may be submitted in writing or in the form of data messages.