Infringement. If you imitate a certain brand of clothes and sell them, your behavior infringes on the patent rights of the brand. Even if you replace it with your own trademark, it is still an infringement and you will have to bear the losses caused to the brand according to the law. Using the brand's images online infringes upon the copyright of the image producer and is also illegal.
Legal basis: "Copyright Law of the People's Republic of China" Article 16 Works created by citizens to complete the work tasks of legal persons or other organizations are service works, except as provided in paragraph 2 of this article , the copyright is enjoyed by the author, but legal persons or other organizations have the right to priority use within their business scope. Within two years after the work is completed, the author may not allow a third party to use the work in the same way as the work is used by the unit without the consent of the unit. For professional works that fall under any of the following circumstances, the author shall enjoy the right of authorship, and other rights of copyright shall be enjoyed by legal persons or other organizations, and legal persons or other organizations may reward the author: (1) The work is mainly created using the material and technical conditions of the legal person or other organization; Engineering design drawings, product design drawings, maps, computer software and other professional works for which legal persons or other organizations are responsible; (2) Professional works for which the copyright is enjoyed by legal persons or other organizations as stipulated in laws, administrative regulations or contracts.