30-03-2005 Circular (Proposed general mandates to issue and to repurchase shares, proposed re-election of retiring directors, refreshment of the 10% limit on grant of options under share option scheme & Notice of AGM)

21-02-2005 Circular (Discloseable transaction relating to acquisition of assets in Jiangxi, The PRC)

31-03-2004 Circular (General mandates to issue and to repurchase shares, amendments to the Articles of Association and notice of annual general meeting)