| Relationships | Role | Relationship Start | Relationship End |
| Delfa Inc. | Parent | 9/30/1984 | 8/8/1985 |
| Delfa Industrial Trading Co. Limited | Parent | 8/11/1983 | 9/29/1984 |
| Relationships | Role | Relationship Start | Relationship End |
| Delfa Inc. | Parent | 9/30/1984 | 8/8/1985 |
| Delfa Industrial Trading Co. Limited | Parent | 8/11/1983 | 9/29/1984 |