| Year | Operating Margin | Change |
|---|---|---|
| Not enough data for the provided dates. | ||
| Company | Operating Margin | Operating Margin Difference | Country |
|---|---|---|---|
| 46.67% | - |
CN
|
|
| 26.68% | - |
GB
|
|
| 44.27% | - |
CN
|
|
| 34.53% | - |
US
|
|
| 56.50% | - |
CN
|