| Relationships | Role | Relationship Start | Relationship End |
| Db Holdings (Asia) Limited | Parent | 9/30/1987 | 9/29/2004 |
| Bt Brokerage Nominees Ltd. | Subsidary | 5/1/1988 | 1/1/2004 |
| Bt Futures (Hk) Ltd. | Subsidary | 9/30/1987 | 12/4/2001 |
| Tisco Securities Hong Kong Limited | Subsidary | 8/1/1992 | 12/30/2000 |
| Bt Equities (Hk) Limited | Subsidary | 10/31/1987 | 10/31/2000 |
| Tisco Securities Hong Kong Limited | Subsidary | 9/30/1987 | 7/31/1992 |
| Bt Brokerage (Philippines) Inc. | Subsidary | 2/1/1989 | 10/1/1989 |