China is the hometown of soybeans. For thousands of years, soybean products have been one of the traditional foods in China, which have played an important role in the homeland where the Chinese nation thrives. Nutritionists believe that; Soybean is an ideal source of traditional Chinese medicine in protein.

With the continuous improvement of human living standards, bean products are more and more favored by people. The development of new bean products and the transformation of traditional bean products production technology will certainly continue.

Non-fermented bean products with soybean as the main raw material and processed by fermentation method are rich in nutrition and various in varieties. In recent years, it has been found that soybean not only contains high-quality protein, but also contains many biological substances beneficial to human health, such as soybean oligosaccharides, soybean isoflavones, soybean lecithin, soybean peptides, soybean dietary fiber, soybean saponins and vitamin E, which have played a very important role in human health. The United States and Japan have also studied the application technology of soybeans in chemical industry, environmental protection, military and medicine. Produce soybean polyurethane, make second-hand lubricating oil, make military soybean oil aerosol, and study anti-cancer soybean food.

In the first part of this paper, the traditional bean products are introduced, and the production technology and technology of traditional bean products such as tofu, tofu and soybean milk are improved. The second part introduces the modern technology of soybean products, mainly discusses the production of soybean oligosaccharides and the human function of soybean oligosaccharides. The third part briefly introduces the development trend and prospect of bean products.