Wen county Huaijianyuan Biotechnology Co., Ltd., founded on 20 18, is a whole industrial chain company integrating planting, research and development, processing and sales of iron stick yam. Relying on the four high-quality resources of Huai medicine, the company mainly deals in Chinese health food with iron stick yam and deep-processed iron stick yam powder as the core.

Huai Jianyuan adheres to the mission of creating "delicious iron stick yam powder", and creates natural, nutritious and healthy Huai medicine products with a dedicated attitude and innovative ways to provide people with nourishing, healthy and safe China health food. Huaishantang Biotechnology Co., Ltd., a famous trademark in Henan Province, is a key enterprise of modern Chinese medicine science and technology industry engineering. It mainly produces stick brand Dioscorea opposita, Dioscorea opposita nutritious powder, Dioscorea opposita rice, Dioscorea opposita and other products. It is a joint-stock enterprise integrating four major Dioscorea opposita cultivation, production and processing, technology research and development, and franchise chain.