| Organisation | Role | Activity | From | Until |
|---|---|---|---|---|
| Shacom Securities Limited | Rep | Advising on securities | 2017-12-29 | 2019-04-24 |
| Rep | Dealing in securities | 2017-12-29 | 2019-04-24 | |
| DBS VICKERS (HONG KONG) LIMITED | Rep | Dealing in securities | 2016-09-14 | 2016-11-28 |
| EAST ASIA SECURITIES COMPANY LIMITED | Rep | Dealing in securities | 2007-09-24 | 2016-07-08 |