2018 2017 2016 2015 2014
  HK$'000 HK$'000 HK$'000 HK$'000 HK$'000
RESULTS          
Revenue 137,685 182,272 152,284 234,526 246,323
Cost of sales and services provided 63,315 78,498 78,095 118,287 124,466
Gross profit 74,370 103,774 74,189 116,239 121,857
Gross profit margin 54% 57% 49% 50% 49%
(Loss)/profit for the year (23,547) 5,689   (18,503) 20,304 23,724
Net profit margin (17%) 3%  (12%)  9% 10%
           
ASSETS AND LIABILITIES          
Total assets 158,212 181,743 181,794 213,605 187,387
Total liabilities 30,338 28,042 34,765 82,755 70,300
Total equity 127,874 153,701 147,029 130,850 117,087