Shanghai HOPE Industry Co., LTD We are a professional supplier of Vitamins, Amino Acid and its Derivatives, Plant extracts, intermediates, raw materials, Fine chemical, etc. Our company can provide high-quality products and services, and more importantly may help you solve technical problems of production. Certificate: GMP ;ISO ;HACCP ;Kosher ; Halal Quality Assurance: Third party testing; Manufacturing process ;Specifications Analytical methods ;Certificate of Analysis ;Stability data ;MSDS ;Routine and random test of incoming products ;Routine vendor audit, approval and annual evaluation ;Complete traceability of all products ;Sample retention ;Stability test and shelf-life monitoring Compliance with the international standard (USP,EP ,etc.) Constant quality system update and improvement .