Comparison on seven kind of ingredients in Gardeniae Fructus before and after processing Germplasm resources of Polygala tenuifolia and determination of presenegenin in processing products Study on HPLC-FPS of raw and processed Fructus Polygoni Orientalis Effects of Different Processing Products of Cortex Phellodendri on Scavenging Oxygen Free Radicals and Anti-lipidperoxidation Effects of Processing on Antioxidation of Radix et Rhizoma Rhei and Rhizoma Polygoni Cuspidati