Giunchan is a bio-venture company which makes an effort to develop health supplements and food materials from finely selected natural medicinal mushrooms. We have patents of the technology about cultivating complex mycelium of excellent efficacies. This is having a better biologically active substance and nutrient than a singular medicinal mushroom. We proved that it do to increase immunity control and improve the metabolic disease. also this is safety as intaking due to have not toxicity. So we make health foods and functional foods using mixed mushroom mycelium.