Shanghai Violetpharm Chemical Technology Co., Ltd. main operates a variety of Generics and Intermediates, which covers anti-tumor drugs, anti-psychiatry drugs, metabolic syndrome drugs and anti-HIV drugs, also owns the mature process as many as a dozen. Meanwhile, our company has a great team to do the R&D, who are familiar with the operations of various types of reactions, especially master the compose of heterocyclics derivatives, isocyanate derivatives to ...