Hunan Guanyuan bio-tech Co., Ltd, is high tech corporate enterprise which devotes to natural active ingredients from plant and special natural supplement researching&developing, production and sale. Guanyuan depending on local abundant natural resources and R&D capacity, we have developed and produced limonin, nomilin, Huperzine A(Huperzia Serrata Extract), resveratrol, honey suckle extract (chlorogenic acid), macleaya cordata extract, Echinacea extract, red clover extract, Citrus Aurantium Extract(Synephrine) and other different specification active ingredients. Guanyuan bio-tech has established global sale network and products are exported to Europe, America, Japan and many other countries and area, we have cooperated in-depth with many supplement suppliers and nutrition manufacturer worldwide on products and technology.

Guanyuan bio-tech has 2,000 acres standard planting base in Hunan province. Head office occupies an area of 20, 000 square meters with 68 employee, 8 of which are professional and technical personnel .It is comprised of plant extract factory and specially equipped R&D centre. Guanyuan has set integral system from GAP, R&D, Quality control, pilot plant test to production which under direction of ISO9000. During long-term cooperation with Jishou University, Hunan university of Chinese medicine, China pharmaceutical university and other top institute, Guanyuan bio-tech has won high praise by customers from home and abroad.

Guanyuan bio-tech always insist on "innovative agricultural modernization for human health", pursuing the harmony and unity between human beings and nature and providing good quality natural active ingredients for human.