According to China's copyright law, the original headdress can apply for a patent for design, the production process of hair accessories can also apply for an invention patent, and the hairpin structure of hair accessories can apply for an invention patent or a utility model patent, and both can apply for a patent. If others use it, they need to get your appearance authorization before using it.
Original works enjoy copyright according to law when they are created. The contents of copyright include personal rights and property rights of works. The most basic right in the property right of works is the right of reproduction. The act of counterfeiting other people's brands belongs to trademark infringement and should bear the corresponding trademark infringement responsibility. Anyone suspected of committing a crime shall also bear criminal responsibility for the infringement. Without the permission of the original owner of the headdress, you need to bear legal responsibility for using the headdress.