Info4 at snowlotusbiotech dot com msn cathy5219@hotmail.com origin: growing in coniferous forest and mingled forest in the west slope of DaXinAnLing and DaXinAnLing area in HeiLongJiang province. Chemical ingredient : leaves contain ursolis acid, arbutin, pyrosde, 6-o-acetyl-arbutin,salidroside,4-hydroxyphenyl ¦Â-gentiobioside,avicularin,quercetin 3-D-qlucosyl-L-rhamnoside, 2-o-caffeoylarbutin, iso-quercitrin,¦Á-catechol, I-epicatechol. Package type: Vacuum plastic bags,2.5kg/bags,10kg/carton,20kg/carton,25kg/carton.