[Purpose/significance] This paper takes "Sci-Think" as an example to analyze the measures and results of emergency scientific communication services of the special libraries, and provides reference for scientific communication services of professional libraries in emergency situations.[Method/process] To sort out the service contents published by the "Sci-Think" WeChat public account during the epidemic, this paper analyzed users' attention to different types of contents from average daily user growth and reading volume, and put forward the thinking of emergency scientific communication services.[Result/conclusion] During the epidemic, Sci-Think's average daily user growth was obvious, with the highest reading volume of electronic resource protection content, followed by related content of the scientific and technological progress of COVID-19, and the number of popular science broadcasts and information quality education broadcasts exceeded tens of thousands. Under emergencies, special libraries should strengthen the promotion of special services, strengthen the information selection and review mechanism, and the lack of emergency scientific communication work plans in major public incidents also needs attention.