About Us

AOLISEN CHEMICAL CO. LTD. (Referred to as "AOLISENCHEM") was founded in 2008, headquartered in Hangzhou, AOLISENCHEM is the top Chemical Intermediates brand in China, and the most professional Chemical manufacturer in Asia. 

AOLISENCHEM manufacture all kinds of Chemical Intermediates and can offer a custom made service. Our business includes sales, Synthesis route design, R&D and manufacture. Our products include pharmaceutical intermediates, agrochemical intermediates, medical intermediates, dye intermediates and active pharmaceutical ingredients.

AOLISENCHEM also have a team with rich experience in sales, inside and outside China, a large number of experienced researchers, committed to providing reliable products to customers with excellent quality and delivery on time.

Over the past 12 years, AOLISENCHEM has established its core competencies in brand influences, mass customization, and SOP quality control system. AOLISENCHEM has exported 5000+ products and has cooperated with more than 2000+ clients.

Our vision is to make AOLISENCHEM a professional, innovative API pharma company in China, contribute to the world's pharmaceutical industry. 

We deliver what we promise, and will make no compromise to offer premium products and services to our customers.