Guangzhou Isun Pharmaceutical Co., Ltd is a chemistry-oriented R&D outsourcing company focused on broad outsourcing services including custom synthesis, process development, pilot production and manufacturing of APIs and intermediates. And we also provides a wide range of research chemicals including novel reference compounds and Natural compounds for laboratory and scientific use. The volume of our products ranges from milligrams to kilograms scale. Our customers come from pharmaceutical and biotech companies, universities, research institutions. Our research department is operated by our excellent chemists. All of them possess strong academic background, and are still cooperating with well-known university professors in China. We are dedicated to providing chemical services globally, with high quality and competitive prices.