| 2021 | 2020 | 2019 | 2018 | 2017 | |
| HK$'000 | HK$'000 | HK$'000 | HK$'000 | HK$'000 | |
| RESULTS | |||||
| Revenue | 98,114 | 112,747 | 165,727 | 137,685 | 182,272 |
| Cost of sales and services provided | 45,797 | 57,534 | 74,365 | 63,315 | 78,498 |
| Gross profit | 52,317 | 55,213 | 91,362 | 74,370 | 103,774 |
| Gross profit margin | 53% | 49% | 55% | 54% | 57% |
| (Loss)/profit for the year | (21,323) | (20,223) | (8,259) | (23,547) | 5,689 |
| Net profit margin | (22%) | (18%) | (5%) | (17%) | 3% |
| ASSETS AND LIABILITIES | |||||
| Total assets | 101,699 | 121,458 | 145,866 | 158,212 | 181,743 |
| Total liabilities | 20,257 | 20,140 | 27,083 | 30,338 | 28,042 |
| Total equity | 88,442 | 101,318 | 118,783 | 127,874 | 153,701 |