Tosun Pharma was founded in the year 1999 and is a GSP (CRO) company that meets the requirements of modern management. We are the leader in the field of exporting and importing APIs, excipients, prescriptions, reference standards, and impurity standards. Our expertise in this area has made us one of the most trusted companies in the industry. In the past 20 years, with a professional marketing team, our sales network covers over 500 manufacturers, works over 1,000 products, and addresses more than 1,500 Clients from the global market.

Tosun Pharma Limited, not only provides the above services but also provides customers with one-stop solutions for Pharmaceutical R&D and Clinical pre BE and Clinical BE R&D. We work closely with our clients for understanding their needs and offer them time-bound solutions.

With Tosun Pharma, you gain a responsive partner, who not only brings reliability, trust, and flexibility to the table but also meets your project goals in a timely manner.

1. Imported API Registration in China

2. Reference Listed Drugs Sourcing

3. APIs Sourcing

4. Impurities Sourcing

5. Custom Synthesis of Impurities

Providing CRO Services in the Pharmaceutical Industry.