Changzhou Joyous Chemical Co.,Ltd, Established in 2005, starting as a contract-manufacturing partner for overseas pharmaceutical customers, has made a great achievement in the field of pharmaceutical intermediates and special chemicals by our insistent efforts. In 2011, we received the first round investment of two China Venture Capitals. Joyous Chemical steps into the expansion of R&D centre and establishing JV manufacturing sites. We are providing the below services to our customers: Contract Manufacturing Services Supporting Customer Projects from Pre-clinical to Launch Dedicated Project Management Team Supply Chain Management for Key intermediates & APIs Sourcing Specialist Services for Customer R&D study We have the below facilities to support our services: R&D..