our main products include Melatonin ,Tauroursodeoxycholic acid, Anethol Trithione, Metronidazole, Secnidazole, Piribedil, Tadalafil, Esomeprazole magnesium, Ibuprofen Pinole, etc. At present, our APIs( Melatonin, Anethol Trithione, Metronidazole, Secnidazole) got the certifications of GMP. Currently, the production registration of multiple new varieties is under review and approval.