In foreign countries, there are strict regulations on food. There are regulations on the number of microorganisms that cannot exceed a certain amount. If it exceeds, it will not be circulated in the market. People take food safety very seriously. Also, these meats are not bought directly from meat sellers. They have been processed and sterilized to basically kill all the harmful things in them. Also, people’s physiques and organisms are different, and their living habits and environment will all have an impact.