Rosewell Industry Co., Ltd ( A part of Changzhou Aowen Chemcial Col, Ltd), founded in 2010, is a leading supplier of APIs and pharmaceutical intermediates, especially our anti- aids & cancer products, which are sold out to many countries, and raved by many customers. Furthermore, custom synthesis is fast and reliable, from g to kg, 2~15 synthetic steps. The customer provides literature methods or their own synthesis route in which all details (reaction times, solvents, temperatures, analytical data, purification methods, yields, etc.) are included. If you have no technical information about the product that you want, we can give an estimate after we carefully review it. Looking forward to establishing business relationship with you.