It is illegal to imitate other people’s store decoration.
In modern commercial activities, the trademarks, product names, packaging, decoration and other commercial signs used by market operators may have the function of identifying the source of goods or services, even if the trademarks used by operators are not enough to cause Market confusion, but if the decorations used are identical or similar to those of others that have a certain influence, it may also constitute unfair competition.
Extended information:
Relevant laws
Article 6 of the "Law of the People's Republic of China and the State Against Unfair Competition" Operators shall not engage in the following confusing behaviors , leading people to mistakenly think that they are other people’s goods or have a specific connection with others:
1. Use without permission the same or similar logos as other people’s product names, packaging, decoration, etc. that have a certain influence;
2. Unauthorized use of other people’s company names (including abbreviations, trade names, etc.), social organization names (including abbreviations, etc.), and names (including pen names, stage names, translated names, etc.) that have certain influence;
3. Unauthorized use of the main part of other people's domain names, website names, web pages, etc. that have certain influence;
4. Other confusing behaviors that can lead people to mistake them for other people's products or have a specific connection with others.
Reference material: Baidu Encyclopedia-Anti-Unfair Competition Law
Reference material: China Economic Net-Plagiarism in decoration is also an infringement