Dated 4/1- ‘S (1) DAVID STERN and (2) INFORMA PLC 2010 AGREEMENT for the sale and purchase of 50.1% of the issued share capital of China Medical Data Services Limited CMS Cameron McKenna LLP Mitre House Ref: A.IS/SUKKJ125793.00010 (22979899.16) 38 EFTA_R1_02212738 EFTA02725277

"Transferee") do hereby transfer to the Transferee the 501 A ordinary shares numbered f•l standing in my name in the Register of Members of China Medical Data Services Limited subject to the several conditions upon which I hold the same at the time of execution hereof. I, the Transferee, do hereby agree to take the said s