According to Article 62 of the Trademark Law of the People's Republic of China, the administrative department for industry and commerce at or above the county level may exercise the following functions and powers when investigating and dealing with acts suspected of infringing upon the exclusive right to use a registered trademark of others:

(1) Ask the relevant parties to investigate the situation related to the infringement of the exclusive right to use a registered trademark of others;

(2) consulting and copying the contracts, invoices, account books and other relevant materials related to the infringement activities of the parties;

(3) conducting on-site inspection of the places where the parties are suspected of engaging in activities infringing upon the exclusive right to use registered trademarks of others;

(4) inspecting articles related to infringement activities; Articles that are proved by evidence to infringe upon the exclusive right to use a registered trademark of others may be sealed up or detained.

Extended information:

According to 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 a registration application.

an applicant for trademark registration can 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.

article 23 where a registered trademark needs to obtain the exclusive right to use the trademark on goods outside the approved scope of use, a separate application for registration shall be filed.

article 24 where a registered trademark needs to change its logo, it shall file a new application for registration.

Article 25 Where an applicant for trademark registration files an application for trademark registration in China for the same commodity and the same trademark within six months from the date of the first application for trademark registration in a foreign country, he may enjoy priority according to the agreement signed between the foreign country and China or the international treaties to which both countries are parties, or according to the principle of mutual recognition of priority.

where priority is claimed in accordance with the preceding paragraph, a written statement shall be made when filing an application for trademark registration, and a copy of the first application for trademark registration shall be submitted within three months; If a written statement is not submitted or a copy of the trademark registration application document is not submitted within the time limit, it shall be deemed that the priority has not been claimed.

article 26 where a trademark is used for the first time on a commodity exhibited in an international exhibition sponsored or recognized by the China municipal government, the applicant for registration of the trademark may enjoy priority within six months from the date when the commodity is exhibited.

where the right of priority is claimed in accordance with the preceding paragraph, a written statement shall be made when the application for trademark registration is filed, and the name of the exhibition where the goods are exhibited, the evidence of using the trademark on the goods on display, the date of exhibition and other supporting documents shall be submitted within three months; If a written statement is not submitted or the supporting documents are not submitted within the time limit, it shall be deemed that the priority has not been claimed.

Baidu Encyclopedia-Trademark Law of the People's Republic of China