Changzhou Lesun Pharmaceutical

Changzhou Lesun Pharmaceutical is a specialized pharmaceutical company based in Changzhou, China, focused on the research, development, and manufacturing of advanced intermediates and Active Pharmaceutical Ingredients (APIs). The company serves the global life sciences industry by providing high-quality chemical synthesis services and CDMO solutions, particularly in the fields of oncology, cardiovascular health, and antiviral treatments. With a strong emphasis on process innovation and quality control, Lesun Pharmaceutical operates facilities that adhere to stringent regulatory standards. The firm supports drug development from laboratory scale through to commercial production, positioning itself as a key partner in the pharmaceutical supply chain for complex small molecule therapeutics.