2017 2016 2015 2014 2013
  HK$'000 HK$'000 HK$'000 HK$'000 HK$'000
RESULTS          
Revenue 182,272 152,284 234,526 246,323 194,360
Cost of sales and services provided 78,498 78,095 118,287 124,466 81,340
Gross profit 103,774 74,189 116,239 121,857 113,020
Gross profit margin 57% 49% 50% 49% 58%
(Loss)/profit for the year 5,689 (18,503) 20,304 23,724 23,203
Net profit margin 3% (12%) 9% 10% 12%
           
ASSETS AND LIABILITIES          
Total assets 181,743 181,794 213,605 187,387 164,654
Total liabilities 28,042 34,765 82,755 70,300 64,707
Total equity 153,701 147,029 130,850 117,087 99,947