Shanghai ZNC Biotechnology Co., Ltd. is a leader nutritional ingredients supplier with high technology, business covers researching, manufacturing and sales. Key products: Huperzine A, Oat Beta Glucan, Green Coffee Bean Extract, Higenamine HCl, Octopamine HCl, Synephrine HCl, Tetrahydrozoline HCl. ZNC "upholds the integrity of management ,offeres the top quality products". In order toffer the best service, ZNC keeps close relationship with some research institution and university to improve prod...