Bitcoin Mining Software,　　Yang Zhenhai said that the implementation of zonal prevention and control is of great significance for animal disease prevention and control. Judging from the prevention and control of domestic swine fever in China, out of 155 domestic pig outbreaks that have been identified , 100 outbreaks were caused by the transfer of live pigs and their products and the transmission of related personnel and vehicles , which accounted for about 64.5% . Regional management of animal epidemics is a common international practice and basic experience in disease prevention and control. In particular, countries that have successfully eradicated the African swine fever epidemic have implemented regional prevention and control.