1 The main producing area of Auricularia auricula with the best taste is located in the areas of Daxing 'anling and Changbai Mountain in the northeast. Among them, Mudanjiang area in Heilongjiang Province and Lushi County in Funiu Mountain Area of Henan Province are the largest producing areas and auricularia auricula planting bases.

2. Suiyang auricularia auricula wholesale market in Dongning County, Mudanjiang is the largest and most complete auricularia auricula wholesale market in Northeast China at present, and Lushi County, Henan Province is the largest producer of wild auricularia auricula.

3. Mudanjiang area is located at the intersection of Zhangguangcailing in the northeast of Changbai Mountain and Laoyeling Guokui Mountain. The area is rich in forestry resources, and the temperature and humidity conditions are most suitable for the growth of many kinds of valuable edible fungi such as auricularia auricula.