Tongjiang County is located in the northeastern part of Sichuan Province. The natural geography and ecological conditions are very unique (about 500-1500 meters above sea level, the climate is mild and humid, the annual average temperature is about 21 degrees, the rainfall is abundant, the soil is fertile, and most of the county's mountains are regenerated. Coverage), Tongjiang Tremella has a long history, outstanding quality, unique, and enjoys high popularity in China and Southeast Asia. Tongjiang Tremella has the characteristics of beautiful shape, good color, large size, thick meat, many cockscombs, yellowish color, jade feeling and easy to stew. At the same time, the protein content of Tongjiang Tremella is ≥7.5%, total sugar is ≥44%. The ratio of dry to wet ratio is 1:15; Tongjiang white fungus is rich in various trace elements such as calcium, iron, zinc, selenium and amino acids;

The cultivation, picking and processing techniques of Tongjiang Tremella are unique. The procedures of picking, washing, drying and screening are completed according to the unique processing technology. Sulfur fumigation is strictly prohibited. After being protected, the Tongjiang Tremella Commodity Enterprise added an annual output value of 26 million yuan, an additional tax of 2.3 million yuan, 170 new jobs, and a per capita income of 500 yuan. At present, the Tongjiang Tremella Commodity Base has grown to 3.4 million mu. Tongjiang Tremella has been included in the “Twenty-Five-Year Plan for National Economic and Social Development of Bazhong City”, and will focus on development in the next few years. All levels and departments will increase support for Tongjiang Tremella and plan By 2012, the county's ear forest base will grow to 5 million mu. The output value of white fungus will reach 70 million yuan, and it will reach 100 million yuan in 2020, and it will enter the ranks of the top ten counties in the country. Product Awards Tongjiang Tremella has won numerous domestic and international awards. In 1995, Tongjiang Tremella was named the “Hometown of Chinese Tremella” by the organization committee of the first batch of 100 local Chinese specialty products and publicity activities. China Tremella and its deep processing products have won the title of famous agricultural products and the gold medal of China Food Expo. Tongjiang Tremella produced by Sichuan Tongjiangshan Bawang Wild Food Co., Ltd. was awarded the title of Sichuan Famous Brand Product in 2007. Sichuan Tongjiang County Yiner Co., Ltd. obtained the national green food certification.