Agriculture is the foundation of the national economic development and is the basic production and living of human society. In recent years, the development of Internet technology provides information sharing platform for people, and more and more people begin to pay close attention to the dynamic of agricultural production and related industries, especially the quality and safety of agricultural products, much attention has been paid to safety issues. In view of its importance and closeness to the daily life of the public, it is necessary to pay great attention to the mass public opinions on the quality and safety of agricultural products, find out the crux of the problem through scientific research and judgment, and respond to the public questions in a timely manner. In this way, the value of relevant public opinion information can be utilized to provide an important basis for relevant departments to make correct decisions.