Shanghai Ruishang Pharmaceutical Technology Co., Ltd. (formerly Zhoushan Purisen Pharmaceutical and Chemical Co., Ltd.) has a professional team dedicated to research and development, production, and international market expansion. To meet development needs, the company officially relocated from Zhejiang to the Shanghai Pujiang High-Tech Park at the end of 2019, integrating its R&D and sales centers. The company has established cooperative relationships with research institutions such as the Shanghai Institute of Pharmaceutical Industry and Shenyang Pharmaceutical University. It has set up cooperative production bases in Shandong and Jiangsu, and maintains an office in Mumbai, India. On one hand, leveraging its own R&D and production resources, the Shanghai R&D center, led by Ph.D. experts, focuses on process development to provide customized services for domestic and international clients in the form of specialty active pharmaceutical ingredients (APIs) and advanced intermediates. On the other hand, the company is committed to sourcing specialty pharmaceutical and chemical raw materials from around the world for Chinese pharmaceutical enterprises. Its service scope spans from the development of new compounds in the laboratory to large-scale production. Our mission is: "To provide professional, high-quality, and value-added services for our clients."

We focus on the following areas:

Custom production of specialty APIs/intermediates

Acting as agents to develop international markets for domestic products

Acting as agents to develop the Chinese market for imported products