Hebei Lvling Group was established in 1999, it has developed to be largest enterprise in walnuts industry in China, and it integrates walnuts breeding, organic cultivation, R&D, manufacturing, marketing and ecotourism services of high-quality thin shell walnuts. It has 18,000 mu walnuts standardized planting demonstration, 2,000 mu of seedling propagation base of thin shell walnuts, and over 20,0000 mu walnuts planting cooperation base, which make it to be the largest intensive high-quality thin shell walnuts production base in China. It has established 9 modern deep processing lines, which totally covers an areas 100,000 sq.m.. It built the "Hebei Province Walnut Engineering Technology Research Center".

In aspect of Walnuts cultivation, its breeding models of "tree, grass, animal husbandry and marsh"has been adopted. There are over 50,000 chickens ecologically breeding under the trees, and it will be gradually expanded to over 100,000. The overhead black light and ground free-range chickens are ecological insecticidal models which making walnuts to be truly organic.