Food industry is the life industry of human beings. As the oldest and evergreen industry, the global food industry has made great progress as the global economy, science and technology develop. Despite the emerging industries, the food industry is still the world's largest manufacturing industry. The modernization level of food industry has become an important symbol reflecting people’s quality of life and the development level of a country. With high attention paid by the central government and governments at all levels, and under the strong impetus given by the rapid growth of market demand and the scientific progress, China's food industry has developed into a relatively complete industry, which not only meets the domestic market demands, but also has certain export competitiveness, and has achieved a sustainable, rapid and healthy development trend.