Nantong Changyou Pharmaceutical Technology Co., Ltd. is a core enterprise under Shanghai Pharmaceutical Group, a wholly-owned subsidiary planned by Changzhou Pharmaceutical Factory Co., Ltd., a "cardiovascular and cerebrovascular drug expert factory". It is located in the Rudong Coastal Economic Development Zone of Nantong City, Jiangsu Province, and is a national high-tech enterprise specializing in the production of pharmaceutical raw materials. Relying on the geographical and resource advantages of coastal economic development zones, Changyou has gradually developed into a characteristic enterprise for large-scale production and export of raw materials.

  The company covers a total area of 132670 square meters and currently has nearly 500 employees. It has eleven synthesis workshops and an annual production capacity of 20 tons of rosuvastatin calcium, 10 tons of sofibuvir, 15 tons of ticagrel, 10 tons of ezetimibe, 35 tons of pregabalin, 40 tons of dihydrazine sulfate, 3 tons of gefitinib, 0.8 tons of lenalidomide and other products. With the completion and commissioning of the new project, it also has the production capacity for products such as tofacitinib, rivaroxaban, sacubitril, and obycholic acid. The production workshop has more than 300 sets of reaction vessels and supporting equipment, with the ability to continuously produce multiple varieties. The company has built an environmental protection workshop covering an area of over 7000 square meters, equipped with environmental protection equipment worth 30 million yuan such as RTO incinerators and triple effect evaporators. It has a sewage treatment tank with a processing capacity of 1000 tons/day and a length of 3000m ³/ H's exhaust gas treatment equipment provides strong support for green production.

  Since 2014, the company has continuously passed the evaluation of high-tech enterprises in Jiangsu Province, and has established the Jiangsu Anti Virus Engineering Technology Research Center and Jiangsu Enterprise Technology Center. It is an innovative small and medium-sized enterprise in Jiangsu Province and a technological giant in Nantong City. Ruishuvastatin calcium products have won the third prize of Nantong Science and Technology Progress Award and the second prize of Rudong County Science and Technology Progress Award, and have a famous brand product in Nantong City. The company has a comprehensive quality control system and has passed the EU GMP, US FDA, and Japan PDMA certifications since 2014, obtaining a national drug production license. Since 2015, the company has passed environmental management system certifications such as ISO14001 and ISO180001, as well as secondary standardization certifications, further improving its safety and environmental management systems.

  The company's technology center currently has more than 100 R&D personnel, with over 50% having a bachelor's degree or above. It has a 2000 square meter R&D site and R&D equipment worth more than 20 million yuan. It also has various high-tech R&D personnel in synthesis, analysis, and pilot testing, and has strong research and development capabilities in chiral pharmaceutical raw materials. The analysis and inspection equipment includes high-performance liquid chromatography, gas chromatography, UV spectrophotometer and other equipment, which can meet daily production and research and development needs. The company positions its research and development goals in the international pharmaceutical market, focusing on researching and developing heavyweight pharmaceutical products and intermediates with good therapeutic effects, good market prospects, and potential. At present, the R&D center has initiated research and development of more than 20 products, applied for more than 60 invention patents, and has 14 authorized invention patents, as well as 3 key new products. Relying on the company's large-scale R&D investment, we will ultimately achieve large-scale industrial production of new products. The company actively carries out industry university research cooperation and has cooperated with universities such as Shanghai Jiao Tong University, Lanzhou University, and Shenyang Pharmaceutical University for research, further implementing product updates and industrial upgrading.

  Company address: No. 2 Tonghai Fourth Road, Rudong Coastal Economic Development Zone, Jiangsu Province (Yangkou Town, Rudong County, Nantong City)