Legal analysis: illegal. Imitation of other people's products, if other people's products are registered trademarks or patented products, is suspected of counterfeiting trademarks or trademark infringement. According to the provisions of China's criminal law, counterfeiting trademarks is a serious crime, and the responsibility can be investigated according to the crime of counterfeiting registered trademarks and the crime of selling goods with counterfeit registered trademarks.

Legal basis: Article 213 of the Criminal Law of People's Republic of China (PRC) uses the same trademark as its registered trademark on the same commodity or service without the permission of the registered trademark owner. If the circumstances are serious, he shall be sentenced to fixed-term imprisonment of not more than three years and shall also or only be fined; If the circumstances are especially serious, he shall be sentenced to fixed-term imprisonment of not less than three years but not more than ten years and shall also be fined.