According to different standards, trademarks can be mainly divided into the following categories:

(1) Flat trademarks and three-dimensional trademarks

Two-dimensional trademarks refer to characters composed of , graphics, letters, numbers, colors, or a combination of the above elements. A three-dimensional trademark is a trademark composed of a product's container, packaging, shape and other three-dimensional signs with a three-dimensional appearance.

(2) Commodity trademarks and service trademarks

Commodity trademarks refer to trademarks used on various commodities to distinguish different producers and operators, such as "Changhong", "Haier" etc. Service trademarks refer to trademarks used for services to distinguish service providers.

(3) Collective trademarks and certification marks

Collective trademarks are registered in the name of a group, association or other organization for use by members of the organization in commercial activities to identify the user. A sign of membership in the organization. For example, trademarks registered by cooperatives and industry associations can be used by cooperative members and association members. Certification trademarks are controlled by an organization with the ability to supervise certain goods or services and used by units or individuals other than the organization to certify the origin, raw materials, and manufacturing of the goods or services. A sign of method, quality or other specific quality. For example, the pure wool mark registered and managed by the International Wool Bureau is a well-known certification mark.