1. Factory price and high quality must be guaranteed, base on 8 years of production and R&D experience 2. Free samples will be provided,ensure specifications and quality are right for customer 3. Customers will receive the most professional techn

1.Professional synthesis laboratory and production base. 2.Strong synthesis team and service team. 3.Professional data management system. 4.We provide the professional test date and product information ,ex. HNMR ,CNMR,FNMR, HPLC/G