Candidate Nomination of Novel Therapy in Inflammation Triggers Milestone from Janssen

Shanghai: Wednesday, 9 October 2013: Chi-Med today announces that Hutchison MediPharma Limited (“HMP”), its majority owned R&D company, is set to receive a milestone payment of US$6 million from Janssen Pharmaceuticals, Inc. (“Janssen”), pursuant to the global strategic alliance (the “Agreement”) to develop novel small-molecule therapeutics against a target in the area of inflammation/immunology entered into by the companies in June 2010.

The US$6 million milestone was triggered by a compound, the Candidate, discovered by HMP in collaboration with Janssen meeting certain development candidate criteria pursuant to the Agreement. Upon achievement of specific clinical development and approval milestones, HMP may potentially receive up to an additional US$90.5 million and is entitled to royalties on worldwide sales upon commercialisation of a product by Janssen.