| Organisation | Role | Activity | From | Until |
|---|---|---|---|---|
| YUE XIU SECURITIES COMPANY LIMITED | Rep | Dealing in securities | 2012-04-26 | 2019-02-16 |
| DELTA ASIA SECURITIES LIMITED | Rep | Dealing in securities | 2011-01-24 | 2012-04-20 |
| Tung Shing Securities (Brokers) Limited | Rep | Dealing in securities | 2010-09-08 | 2011-01-19 |
| Beevest Securities Limited | Rep | Dealing in securities | 2004-11-17 | 2010-08-31 |
| CHOW SANG SANG SECURITIES (HK) LIMITED | Rep | Dealing in securities | 2004-04-23 | 2004-10-29 |
| CHOW SANG SANG SECURITIES LIMITED | Rep | Dealing in securities | 2004-04-23 | 2004-10-30 |
| Beevest Securities Limited | Rep | Advising on corporate finance | - | 2003-11-06 |
| Rep | Advising on securities | - | 2003-11-06 | |
| Rep | Asset management | - | 2003-11-06 | |
| Rep | Dealing in securities | - | 2004-04-08 |