Legal basis: Article 3 of the Detailed Rules for the Implementation of the Patent Law of People's Republic of China (PRC) All documents submitted in accordance with the provisions of the Patent Law and these Detailed Rules shall be in Chinese; Where the state has unified scientific and technical terms, it shall adopt standardized terms; If there is no uniform Chinese translation of foreigners' names, place names and technical terms, the original text shall be indicated. In accordance with the Patent Law and these Rules, all kinds of certification documents and certification documents are in foreign languages. When the patent administration department of the State Council deems it necessary, it may require the parties concerned to attach a Chinese translation within a specified time limit; If it is not attached at the expiration date, it shall be deemed that the certificate and supporting documents have not been submitted.