Since being established，the key data acquisition system that tracing information throughout the whole chain has been put into operation for a certain time in field of veterinary health. Here，with the objective to recognize its construction and application situation，further promote informatization and to enhance the supervision ability of veterinary public health system，a questionnaire survey was conducted in those 32 provincial-level agencies with traceability system for animal identifications and products. And a field survey was also carried out in 11 provinces including Shanghai，Henan，Anhui and Liaoning. Results of the investigations showed majority of the provincial agencies have already developed the information management system and set relevant departments and personnel to guarantee its running. Besides，some problems were encountered and pointed out in the following aspects：data acquisition method，equipment，data content，main body responsibility and data utilization. Based on these existing problems，several suggestions for improving the data acquisition system were put forward，which included updating the equipment timely，simplifying the date content and defining clear?main responsibility，so as to intensify?information?sharing?and utilization and to improve the data acquisition system.