Companies listed on the Main Board or GEM are required to keep the Stock Exchange, their members and other holders of their listed securities informed as soon as reasonably practicable of any information relating to the group which:

(i) is necessary to enable them and the public to appraise the position of the group;
(ii) is necessary to avoid the establishment of a false market in their securities; and
(iii) might be reasonably expected materially to affect market activity in, and the price of, their securities.