Specification:20%HPLC/40%HPLC(info@sports-ingredient.com)DaXingAnLing is the only place where the natural environment remains undestroyed in China. This is why we can get thousands of wild plant materials, absolutely natural. More than 90% of our products are exported to Japan and Europe. Our packing type is Double-decker vacuum plastic, 2.5kgs/bags,25kgs/carton.