(monica at seaweedbiochem dot com) The test method: HPLC The main component:: 95%3,4-divanillyltetrahydrofuran Effect: dispersing pathogenic wind, promote digestion; curing rheumatoid arthritis, sequela of infantile paralysis, high blood pressure, indigestion and so on. The package: 2.5kg double aseptic food poly vacuum-bag inside, 25kg per carton or according to customer requirement.