It means that all the goods or services listed in this group (subcategory) are not similar and generally appear in a single product/service, and there is no necessary connection between the parts of the listed goods/services.

That is: during the review process, registered trademarks will not be judged based on groups as units, but based on specific products.

According to the "Trademark Trial Standards": Similar goods refer to goods that are identical or similar in terms of functions, uses, main raw materials, production departments, sales channels, sales places, consumer objects, etc. Similar services refer to services that are the same or similar in terms of purpose, content, method, object, etc.

Extended information:

Function:

A trademark ensures that the trademark registrant has exclusive rights to indicate the source of goods or services, or to allow others to use them for remuneration. rights, so that the trademark registrant is protected.

In a broad sense, trademarks promote a positive and enterprising spirit around the world by rewarding trademark registrants with recognition and economic benefits. Trademark protection also prevents unscrupulous competitors, such as counterfeiters, from using similar distinctive marks to promote inferior or different products or services.

This system enables skilled and enterprising people to produce and sell goods and services under the fairest possible conditions, thereby promoting the development of international trade.

Trademarks are an important part of the product and packaging decoration. A trademark with exquisite design, profound meaning, novelty and outstanding personality can well decorate the product and beautify the packaging, making consumers happy to buy.

Baidu Encyclopedia-Trademark