Doujin Food Co., Ltd. was established in 2011. For more than ten years, it has focused on making green and added bean curd, an innovative enterprise integrating soybean planting, production, R&D, production, sales, and industrial tourism. The company invested 50 million to establish China. The Academician Workstation of the Academy of Engineering hired Gai Junyi as the R&D consultant of the Chinese Academy of Engineering. In order to improve the production process, after years of scientific and technological research by the Academician Workstation of the Academy of Engineering, it successfully overcomes the problem in the food industry - purine-free technology.

Doujin has been established for more than ten years. The core products include the production and sales of bean products such as fresh bean curd, bean soy sauce, frozen tofu, vegetarian beef tendon, bell rolls, patten tofu, etc. The products are divided into hot pot series and Chinese food series. , meet the needs of insufficient customers.

Bean and Golden Bean curd has won the "Green Food" certification in China and won the "China Green Food Expo Gold Award" for five consecutive years.

The company has been rated as a "provincial key leading enterprise in agricultural industrialization", "Shandong Provincial Academician Workstation", "Shandong Provincial Industrial Tourism Demonstration Point", and "Provincial poverty alleviation leading enterprise".

Doujin adheres to innovative R&D and high-standard production requirements. Doujin is both 0 additives, and only takes the head layer of raw slurry, depurine technology and sterile fully automatic workshop, and has a number of invention patents and utility model patents.