| Organisation | Role | Activity | From | Until |
|---|---|---|---|---|
| Alpha Astra Asset Management Limited | RO | Advising on securities | 2024-08-16 | - |
| RO | Asset management | 2024-08-16 | - | |
| Top Ace Asset Management Limited | Rep | Advising on securities | 2022-12-01 | 2024-05-13 |
| Rep | Asset management | 2022-12-01 | 2024-05-13 | |
| RO | Advising on securities | 2019-03-18 | 2022-03-31 | |
| RO | Asset management | 2019-03-18 | 2022-03-31 | |
| Rep | Asset management | 2013-01-02 | 2019-03-18 | |
| BOYER ALLAN INVESTMENT MANAGEMENT (HONG KONG) LIMITED | Rep | Asset management | 2008-11-26 | 2012-02-01 |
| UBS SECURITIES HONG KONG LIMITED | Rep | Dealing in securities | 2006-12-14 | 2008-10-23 |
| UBS SECURITIES ASIA LIMITED | Rep | Dealing in futures contracts | 2006-07-24 | 2008-10-23 |
| Rep | Dealing in securities | 2006-07-24 | 2008-10-23 |