Today, 38 years ago, on October 31st, 1987 (Calendar September 9, 1987), a major accident in a Shanghai hotel was the poisoning of more than 700 people. On the evening of October 31, 1987, the East Wind Hotel hosted 103 tables with more than 1,100 people eating. About 3 hours after the meal, some people began to have severe stomach pain, swallowed and went to the hospital for treatment. According to statistics, there were 42 hospitals in the city for the treatment of severe food poisoning accidents, 762 people were hospitalized, 87 people were hospitalized, 31 people were hospitalized, and 20 people were seriously ill. After the accident, the Shanghai City Health Prevention Department investigated and verified that this was due to a violation of health regulations and operating system, a major food poisoning accident caused by salmonella. The