2016 2015 2014 2013 2012
  HK$'000 HK$'000 HK$'000 HK$'000 HK$'000
RESULTS          
Revenue 152,284 234,526 246,323 194,360 160,855
Cost of sales and services provided 78,095 118,287 124,466 81,340 74,009
Gross profit 74,189 116,239 121,857 113,020 86,846
Gross profit margin 49% 50% 49% 58% 54%
(Loss)/profit for the year (18,503) 20,304 23,724 23,203 16,874
Net profit margin (12%) 9% 10% 12% 10%
           
ASSETS AND LIABILITIES          
Total assets 181,794 213,605 187,387 164,654 127,864
Total liabilities 34,765 82,755 70,300 64,707 47,790
Total equity 147,029 130,850 117,087 99,947 80,074