According to Article 57 of the Trademark Law of People's Republic of China (PRC), any of the following acts is an infringement of the exclusive right to use a registered trademark:
(five) without the consent of the trademark registrant, the registered trademark is changed and the goods with the changed trademark are put on the market again;
If you put the brand-changed goods on the market again, with reference to this, you can be sure that your practice infringes the trademark rights of others. If the other party voluntarily brings a lawsuit to the people's court or complains to the administrative department for industry and commerce, the administrative department for industry and commerce may also take the initiative to investigate and deal with trademark infringement according to its functions and powers.
But if you just change the brand and enjoy it yourself, and don't put it into the market, then your behavior does not constitute infringement.
According to Article 4 of the Trademark Law of People's Republic of China (PRC), a natural person who is engaged in the production, manufacture, processing, selection and distribution of goods or provides services and needs to obtain the exclusive right to use a trademark shall apply to the Trademark Office for trademark registration. To apply for trademark registration and transfer in the name of a natural person, in addition to submitting an application for trademark registration, trademark patterns and other materials in accordance with relevant regulations.
Extended data:
Trademark Law of People's Republic of China (PRC);
Chapter VII Protection of the Exclusive Right to Use Registered Trademarks
Article 52 Any of the following acts is an infringement of the exclusive right to use a registered trademark:
(1) Using a trademark identical with or similar to its registered trademark on the same or similar goods without the permission of the trademark registrant;
(2) selling goods that infringe upon the exclusive right to use a registered trademark;
(3) Forging or unauthorized manufacturing of registered trademark marks of others or selling forged or unauthorized registered trademark marks;