Our firm since its inception, normally regards item top quality as company life, constantly make improvements to generation technology, improve product excellent and repeatedly strengthen organization total good quality management, in strict accordance with the national standard ISO 9001:2000 for 201002-47-3, manufacturer, 51537-21-4, D-Tyrosine,(2r,4s)-5-(Biphenyl-4-Yl)-4-[(Tert-Butoxycarbonyl)Amino]-2-Methylpentanoic Acid. Seeing believes! We sincerely welcome the new customers abroad to set up business relationships and also expect to consolidate the relationships with the long-established customers. The product will supply to all over the world, such as Europe, America, Australia,Germany, Malaysia,Sudan, UK.Our products are produced with the best raw materials. Every moment, we constantly improve the production programme. In order to ensure better quality and service, we have been focusing on the production process. We have got high praise by partner. We are looking forward to establishing business relationship with you.