10:43 BOCI ASIA - Daily Trading Summary of Derivative Warrants The Stock Exchange of Hong Kong Limited received notifications regarding the daily trading summary of derivative warrants as follows:- Trade Date - 21032005 Average Percent Number (HK$) per of Issue of Warrant Number of Still Stock Stock Warrants Bought Warrants Still out in Short Name Code Bought/(Sold) /(Sold) out in Market Market --------------- ---- ------------- --------- -------------- -------- BI-HWL @EC0505 3574 12,740,000 0.220 8,530,000 4.26% BI-HWL @EC0505 3574 (12,400,000) (0.219) 8,530,000 4.26% BI-KINGB@EC0508 3575 (60,000) (0.640) 32,280,000 16.14% BI-CLIFE@EC0509 3847 300,000 0.265 20,000 0.04% BI-TTI @EC0509 3848 - - 555,000 0.28% BI-HSBC @EC0507 4602 820,000 0.285 2,712,000 1.36% BI-HSBC @EC0507 4602 (1,300,000) (0.282) 2,712,000 1.36% BI-HWL @EC0507 4603 160,000 0.708 16,850,000 8.42% BI-SHK P@EC0507 4604 3,000,000 0.258 270,000 0.14% BI-SHK P@EC0507 4604 (3,000,000) (0.253) 270,000 0.14% BI-BOCHK@EC0507 4633 - - 495,000 2.48% BI-CK(H)@EC0507 4634 4,080,000 0.521 2,200,000 1.10% BI-CK(H)@EC0507 4634 (5,080,000) (0.517) 2,200,000 1.10% BI-C MOB@EC0507 4635 - - 75,000 0.04% BI-G BIO@EC0510 4636 - - 6,338,000 31.69%