We are a professional R&D and refining-process enterprise of HongTu Groups who is a large strength groups located in modern Shenzhen City of China, handling actively in various good fields. One of major areas of our groups with its own laboratory & several self-venture and joint-venture manufacturing bases is for the research and production of over 200 kinds of fine-chemical materials (mainly for Bio-Chemical & Anti-Cancer & Anti-Virus & Hormone & Cardiovascular-drug & etc.), as well as the managing range also for the global trade on over 300 kinds of various pharmaceutical & chemical raw materials and some finished formulations, high quality and excellent reputation have been guaranteed and provided to all of our worldwide customers. With spirit of classic service, we sincerely welcome your positive development with valuable interest to build up more and more long-term fruitful cooperation together.