Wild Boschniakia rossica Fedtsch.et Flerov extracts are extracted by advanced co2 supercritical extraction technology from wild Boschniakia rossica Fedtsch. et Flerov origin of China ,The content level of effective materials is up to 98% This product has been exported to EU, Japan ,South-East Asiaetc . The physical level and microbiological level can meet well the export standards.