Yang Wancheng
| Company | Stock Code | From | To | Position(s) | Release Date / Document Links | Reason for Change |
|---|---|---|---|---|---|---|
| Sinopec Beijing Yanhua Petrochemical Company Limited | 00325 | 05-Jun-00 | 27-Jun-03 | Sup | ||
| Sinopec Beijing Yanhua Petrochemical Company Limited | 00325 | 23-Apr-97 | 05-Jun-00 | ED |