Wuhan Bright Chemical Co., Ltd. is located in Wuhan ( a central city in the hinterland of China) . Relying on senior technicians and experienced foreign trade staffs, our company has been acting as a....
4-hydroxycoumarin is Pharmaceutical intermediates.
Luotian hengxingyuan chemical CO, .LTD.the largest " MELATONIN" production base, is a comprehensive enterprise integrating R& D, production and sales of fine chemicals, intermediates, raw materials for....