RuiEn&Zhong Mai were found in 2014, which are located in the ZiZhu Hi-Tech Park, Shanghai. Our business includes research, development, process optimization and production of APIs and key pharmaceutical intermediates. We dedicate in serving the global pharmaceutical industry with seamless custom and efficient solutions. The company has an R&D center and a production base, Shanghai R&D center is equipped with high performance liquid chromatography, gas chromatograph, moisture analyzer and other equipments. The pilot plant is equipped with a 50L-100L glass reactor and various heating or freezing equipment, which can provide grams to kilograms of product to customers. The production base located in Anhui is equipped with more than 100 sets of 50L-2000L reactors, which can meet the needs of customers' tonnage grade products. The company pays attention to sales and management. Product quality and supply efficiency are more important. We ensure the product quality with high efficiency.