YESHERB own more than 3000 square meters plant extract planting base. Our factory have passed QS authentication and ISO9001 verification, and our products have passed organic cert by EU and USDA. Our planting base is located in Shaanxi province, besides we have sales company in Guangzhou city and after service& storage branch in New Jersey America. We control quality of our plant extracts from raw material. Our main product scope including Plant Extracts,Mushroom Extract,Fruit Powder,Vegetable Powder,Super Foods,Spice Powder. More than 100 kinds of products have through the record By China Food and Drug Administration. Free sample is available for your test, if you are interested in our products pls feel free to contact us.