We rely upon strategic thinking, constant modernisation in all segments, technological advances and of course upon our employees that directly participate in our success for Active Pharmaceutical Ingredient, (S)-3-Pyrrolidinol hydrochloride , Amantadine , (R)-(-)-3-Pyrrolidinol Hydrochloride ,Formula Weight 654.81 . We promise to try our best to provide you with high quality and efficient services. The product will supply to all over the world, such as Europe, America, Australia,Madagascar , Moscow ,Israel , Doha .We also have good cooperation relationships with many good manufacturers so that we can provide almost all of auto parts and after-sales service with high quality standard,lower price level and warmly service to meet demands of customers from different fields and different area.