We are Nanjing Spring&Autumn Biological Engineering Co., Ltd. We produce various kinds of natural plant extracts and high purity active plant monomers. Such as, leptochloa oil,Hederagenin,Ingenol,Lathyrol,Epoxylathyrol,伪-hederin,Macranthoidin B,Dipsacoside B,Dioscin,Gracillin,Echinocystic acid ,Methyl Protodioscin,Atractyloside A,Columbianetin,Isoimperatorin,Hederacoside C,Hederacoside D,Protodioscin,Forskolin,Pulchinenoside A, Anemoside B4,23-Hydroxybetulinic acid,Ligustroflavone,Eupatilin,Betulic acid,Jujuboside銆€A,Jujuboside銆€B, Leptochloa extract锛孡eptochloa oil锛孊etulic acid锛宎tractyloside B锛�20-deoxyingenol, Euphorbia factor L3, Ketoisostevic acid, Protoescigenin, Desacylescin I, QS-21, Chelidonine, AstragalosideIV . They are of high quality, high HPLC and favorable price. Our plant extracts are very popular in America and Europe. We are sure that they will also do well in your country. Our factory has engaged in this line for many years, and you may be sure of a profitable business with us. My msn:myself_it@hotmail.com,skype:xtzdxtzd, OEM is welcome