LEVACHEMHongKong,theHongKong-basedsistercompany,establishedoperationsin2002, throughtheincorporationofLEVACHEMNanJing(China)by2001.

更新时间：2025-07-01 直链：www.levachem.com

HandanLangtaiChemCo.,LTD.isafocusonfinechemicalintermediatesofscience,productandtradeintoanorganicwholeoftechnology-basedmanufacturingcompanyetc.

更新时间：2025-07-01 直链：www.langtaichem.com

CamptothecinSeries,TartrateSeries,ChiralAminoSeries,IntermediatesManufacturerExporterfromChina-UniqueChemisafamousManufacturerExporterandSupplierofCamptothecinSeries,TartrateSeries,ChiralAminoSeries,IntermediatesinChina.

更新时间：2025-06-20 直链：www.dj520.cn