The three major functions of trademark identification are as follows:

1. Identification function: The most basic function of a trademark is to mark or identify the producer, seller or service provider of goods. It is to indicate to consumers the source or provenance of goods or services.

2. Quality function: Since trademarks represent different product producers and service providers, even if the same product or service has different producers and service providers, its quality will be different. Therefore, In consumers' experience, different trademarks also indicate the quality of goods, and product quality is the key to determining product reputation and trademark reputation.

3. Economic function: Trademarks, especially well-known trademarks, are important assets for enterprises. In modern society, trademarks have become an important intangible asset of an enterprise and a symbol of its strength. A trademark with social popularity often contains huge commercial value and can bring huge profits to the enterprise. In today's era, the creation of well-known trademarks has become the only magic weapon for enterprises to expand markets and win in competition, and the economic functions of trademarks have been fully unleashed.

Legal basis:

Article 3 of the Trademark Law of the People's Republic of China

A trademark approved and registered by the Trademark Office is a registered trademark, including Commodity trademarks, service trademarks, collective trademarks, and certification marks; trademark registrants enjoy exclusive rights to trademarks and are 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 origin of the goods or services. , raw materials, manufacturing methods, quality or other signs of specific quality. 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.