Donepezil Impurity 3 NEW

Tosun United Pharma and Group is committed to making due contributions to the cause of human health. At present, the group holds two wholly-owned subsidiaries: Guangzhou Tosun Pharmaceutical Co., Ltd. and Guangzhou Tosun-Bridge Pharm and Tech Ltd. Guangzhou Tosun Pharmaceutical Co., Ltd.is a GSP (CRO) company that meets the requirements of modern management. It is the leader in the field of exporting and importing of APIs, excipients, prescriptions and impurities. In the past 20 years, the company has always adhered to the business philosophy of 'innovation, professional, integrity and self-discipline', and has a professional marketing team. Our sales network covering over 500 manufactures and work over 1000 products. With more than 1500 Clients from global market. Tosun Pharma's main business covers from academic promotion and sales of preparations to sales and agents of preparations, APIs and chemical intermediates. It has the right of self import and export of the above products. At present, it acts as an agent for more than 30 imported raw materials, 30 agent preparations and more than 50 registration certificates of imported drugs being declared. Guangzhou Juntai Medical Technology Co., Ltd. is a third-party technical service platform company under Tosun and United Pharmaceutical Group. It provides customers with professional one-stop solutions for pharmaceutical research and development, clinical pre BE and clinical BE. At present, the key businesses mainly include: API joint declaration, one-time import of reference preparation, clinical pre BE / formal BE and consistency evaluation service.