Wu Yanyan
| Company | Stock Code | From | To | Position(s) | Release Date / Document Links | Reason for Change |
|---|---|---|---|---|---|---|
| China Oilfield Services Limited | 02883 | 22-Aug-19 | 28-Oct-21 | CoSec |
| Company | Stock Code | From | To | Position(s) | Release Date / Document Links | Reason for Change |
|---|---|---|---|---|---|---|
| China Oilfield Services Limited | 02883 | 22-Aug-19 | 28-Oct-21 | CoSec |