10:31 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 - 31032005 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 14,700,000 0.154 5,730,000 2.86% BI-HWL @EC0505 3574 (13,730,000) (0.153) 5,730,000 2.86% BI-KINGB@EC0508 3575 55,000 0.700 36,140,000 18.07% BI-KINGB@EC0508 3575 (20,000) (0.780) 36,140,000 18.07% BI-CLIFE@EC0509 3847 - - 20,000 0.04% BI-TTI @EC0509 3848 (130,000) (0.325) 785,000 0.39% BI-HSBC @EC0507 4602 4,772,000 0.198 2,148,000 1.07% BI-HSBC @EC0507 4602 (1,600,000) (0.197) 2,148,000 1.07% BI-HWL @EC0507 4603 110,000 0.602 18,170,000 9.08% BI-SHK P@EC0507 4604 4,600,000 0.189 270,000 0.14% BI-SHK P@EC0507 4604 (4,600,000) (0.187) 270,000 0.14% BI-BOCHK@EC0507 4633 - - 395,000 1.98% BI-CK(H)@EC0507 4634 9,760,000 0.385 1,360,000 0.68% BI-CK(H)@EC0507 4634 (8,510,000) (0.387) 1,360,000 0.68% BI-C MOB@EC0507 4635 - - 75,000 0.04% BI-G BIO@EC0510 4636 - - 6,338,000 31.69%