DS SOLD NOTE Name of Purchaser (Transferee): Informa Plc Address: Gubelstrasse 11, CH-6300 Zug, Switzerland Name of Company in which the shares to be transferred: CHINA MEDICAL DATA SERVICES LIMITED Number of Shares: 501 A Ordinary Shares of HK$1.00 each Consideration Received: (as stated in clause 3 of the Agreement for Sale and Purchase dated [•] 2010 between David Stern and Informa Plc] David Stem (Transferor) Signed in: [•] Dated: [•] 2010 BOUGHT NOTE Name of Seller (Transferor): David Stem Address: Name of Company in which the shares to be transferred: CHINA MEDICAL DATA SERVICES LIMITED Number of Shares: 501 A Ordinary Shares of HK$1.00 each Consideration Received: [as stated in clause 3 of the Agreement for Sale and Purchase dated [•] 2010 between David Stern and Informa Plc] Signed in: [•] Dated: [•] 2010 For and on behalf of Informa Plc Authorised Signatory (Transferee) MainIAMu12619030_3.doc 6a42 & Sold Nolo . 0/300X$100430 t2) EFTA01121404