As a significant masterpiece in American muckraking movement, ＂The Jungle＂ showed strong and extensive social impacts. This novel assaulted food production and processing industry in America.With the aid of public opinnion, it directly led to the introduction of laws and regulations about safety in this industry, and even the establishment of corresponding supervision and administration institutions. The novel created a profound and positive effect on American food and drug industry. After a century, the problems issued in ＂The Jungle＂ are still of great realistic significance,especially to China＇ s food safety.