Profile: Beijing Beiqing Chuangye Sci. & Tech. Development Co., Ltd. specializes in the production of new medicine, drug materials, fine chemical products and plant extracts. Our products are fluorene, p-tolualdehyde, vinblastine sulfate, 2-amino-3,5-dinitrothiophene, vincristine sulfate, vindoline, catharanthine, 3,4-dimethylbenzaldehyde, N-hydroxy-5-norbornene-2,3-dicarboximide, 9-fluorenemethanol, 1-hydroxy-7-azabenzotriazole, benzotriazol-1-yloxytris(dimethylamino)-phosphonium hexafluorophosphate, 2-(1H-benzotriazole-1-yl)-1,1,3,3-tetramethyluronium tetrafluoroborate and 2-(7-aza-1H-benzotriazole-1-yl)-1,1,3,3-tetramethyluronium hexafluorophosphate.