Guangxi Changzhou Natural Products Development Co., Ltd., the researcher, developer and manufacturer of natural products, is a medium-sized high-tech company located in Nanning.We deal in following mentioned items: 1.Asiaticoside 10-90% 2.Gotu Kola P.E. 10-90% Total Triterpenes (Asiaticoside & Madecassoside) 10-90% 3 Centella Selected Triterpenes (Asiaticoside 36--44%,Asiatic & Madecassic acid 56--64%) Centella Selected Triterpenes 70%(Asiaticoside 30%, Asiatic & Madecassic 40%) (Synonyms: TECA ,titrated extract of Centella Asiatica) 4.Madecassoside 95% 5.Madecassic acid 95% 6.Asiatic acid 95% 7.Centella Triterpenic Genine 95% (Asiatic & Madecassic acid 95%) 8.Notoginseng Triterpenes 95% 9. Notoginseng Leaf Triterpenes10.Notoginseng Extract 30% 11.Puerarin 97% 12.Mucuna Extract 10-30%( Levodopo) 13.Mangiferin 60-80%