Producing area : Meadow, farmland, river bank, roadside.Produces in HuLunBeiEr,Inner Mongolia and DaXingAnLing,HeiLongJIang. Chemical ingredient : bribannilactctone, 1-O-acetylibrirannibactone, britannin, inulicin, inulosideA,B. Package type: Vacuum plastic bags,2.5kg/bags,10kg/carton,20kg/carton, 25kg/carton.