The number of patent applications in China has continued to grow for eight consecutive years, and the demand for Chinese-English patent translation is on the increase. Intensive use of terms, variety of term sources, and frequent use of non-official terms are the three major difficulties of patent terms translation. Based on the experience from an internship at the State Intellectual Property Office, the author of this paper proposes useful strategies, such as complying with the norms of patent industry, searching for official names, and being on guard against polysemy, etc.