(Hong Kong, August 9, 2007) - Lee's Pharmaceutical Holdings Limited "the Group") (GEM) Stock: 8221; Website: www.leespharm.com) announced today that the Group and Helsinn Healthcare SA ("HELSINN"), a privately-owned Swiss pharmaceutical group, has entered into an exclusvie Distribution & Supply Agreement for the registration, distribution and marketing of Aloxi® (palonosetron hydrochloride) in People's Republic of China.