Legal analysis: 1. According to the structure of trademarks, they can be divided into word trademarks, graphic trademarks, letter trademarks and combinations of them.

2. According to the use and function of trademarks, they can be divided into commodity trademarks and service trademarks.

3. According to the different owners and users of trademarks, they can be divided into manufacturing trademarks, sales trademarks and collective trademarks.

4. According to the management of trademarks, they can be divided into registered trademarks and unregistered trademarks.

5. According to how the trademark is used, it can be divided into main trademarks, sub-trademarks, product group trademarks and specific product trademarks.

6. According to the trademark carrier, it can be divided into flat trademarks, three-dimensional trademarks, sound trademarks, smell trademarks, etc.

7. According to the motivation of trademark users to use the trademark, it can be divided into joint trademarks, defensive trademarks and certification trademarks.

8. According to the meaning of a trademark, it can be divided into meaningful trademarks and meaningless trademarks.

Legal basis: "Trademark Law of the People's Republic of China" Article 3 Trademarks approved and registered by the Trademark Office are registered trademarks, including commodity trademarks, service trademarks, collective trademarks, and certification marks; trademark registration Everyone has the exclusive right to use a trademark and is protected by law.

The term "collective trademark" as mentioned in this Law refers to a mark registered in the name of a group, association or other organization for use by members of the organization in commercial activities to indicate the user's membership in the organization.

The term "certification trademark" as used in this Law means that it is controlled by an organization with the ability to supervise certain goods or services and is used by units or individuals other than the organization to certify the goods or services. The origin, raw materials, manufacturing methods, quality or other signs of specific quality of the goods or services.

Special matters concerning the registration and management of collective trademarks and certification marks shall be stipulated by the industrial and commercial administration department of the State Council.