Heilongjiang Eppen Biotech Co., Ltd. was established in May 2017, which is an amino acid production enterprise integrating research and development, production and sales (the article referred to as Heilongjiang Eppen). The company is located in Duerbote Mongolian Autonomous County, Daqing City, Heilongjiang Province, covering an area of 571,367 square meters, with a registered capital of 250 million yuan, and has 1056 employees (including 217 with bachelor degree or above). The main products are feed grade lysine, thronine and other by-products. Mainly sold throughout the country and exported to Russia, Southeast Asia, the European Union, North and South America and other countries and regions.

Heilongjiang Eppen has an annual corn processing capacity of 900,000 tons, including one threonine production line and two lysine production lines. The production capacity is threonine 100,000 tons/year, 98.5% lysine 130,000 tons/year, and 70% lysine 170,000 tons/year. The company will achieve an output value of 2.9 billion yuan in 2020, and is expected to achieve an output value of 3.5 billion yuan in 2021. The company has 16 R&D personnel of intermediate level and above, 6 existing patents, and the R&D expenditure in 2020 will be 3.25 million yuan.

Heilongjiang Eppen has been awarded the titles of "Green Factory", "High-tech Enterprise", "National Advanced Demonstration Unit of Open Factory Affairs", "Heilongjiang Provincial Key Leading Enterprise of Agricultural Industrialization", "Heilongjiang Provincial Fixed Manufacture Enterprise of Minority Supplies" and so on by the Ministry of Industry and Information Technology.