| Year | Operating Margin | Change |
|---|---|---|
| Not enough data for the provided dates. | ||
| Company | Operating Margin | Operating Margin Difference | Country |
|---|---|---|---|
| 29.60% | - |
HK
|
|
| 16.06% | - |
HK
|
|
| 21.97% | - |
HK
|
|
| 28.32% | - |
JP
|
|
| 12.38% | - |
HK
|