(1) Read books on veterinary hygiene such as zoonosis and animal food safety. (2) Ask the local animal health supervision office, animal disease prevention and control center and other veterinary institutions. (3) experts engaged in veterinary public health work in agricultural colleges and scientific research units. (4) Conditional access can be made to China Agricultural Information Network, AQSIQ website, China Veterinary Network (sponsored by Veterinary Bureau of Ministry of Agriculture and China Animal Disease Prevention and Control Center), China Veterinary Information Network, China Animal Health and Epidemiology Network and other websites. For the latest information about veterinary public health issues.