Dongning black fungus, special product of Dongning City, Mudanjiang City, Heilongjiang Province. Dongning black fungus is not only delicate, tender and delicious, but also rich in nutrients. It also has the effect of nourishing moisturizing, nourishing and nourishing the stomach, and resisting degeneracy. It can improve the body's immunity. It is a long-term illness, weak waist, weak legs and limb numbness. Anemia, hypertension, coronary heart disease, ideal for rehabilitation of cerebral thrombosis patients. Due to its unique growth environment, Dongning Black Fungus is rich in gum, and has the characteristics of delicate meat, crisp and delicious, which is widely loved and welcomed by consumers at home and abroad.

Located in the southeastern part of Heilongjiang Province, Muling City has beautiful scenery, fertile soil and abundant products. It is well-known throughout the country for its high-quality soybeans and is known as the “hometown of Chinese soybeans”. Muling soybean is mainly yellow soybean, and there are a small amount of yellow soybean black soybean and green barley black soybean. The annual planting area is more than 700,000 mu, and the output is more than 90,000 tons, all of which are non-GM soybeans. Because Muling soybean varieties are excellent, and adopting green and organic food standard cultivation, and being located in the national ecological demonstration zone, the ecological environment in the planting area is good, which makes Muling soybean mature, the grain is full, the color is uniform, and the nutrition is rich. In recent years, Muling soybeans have been sold to large and medium-sized cities in Beijing, Shanghai, Dalian, Harbin, etc., and their products such as tofu, soy milk and soybean oil have been favored by consumers everywhere.