| Organisation | Role | Activity | From | Until |
|---|---|---|---|---|
| TAI SHING STOCK INVESTMENT CO. LIMITED | Rep | Dealing in securities | 2006-12-14 | 2022-04-01 |
| XinKong International Securities Limited | Rep | Dealing in securities | 2003-06-05 | 2006-12-10 |
| TIFFIT SECURITIES (HONG KONG) LIMITED | Rep | Advising on corporate finance | - | 2003-05-01 |
| Rep | Advising on securities | - | 2003-05-01 | |
| Rep | Asset management | - | 2003-05-01 | |
| Rep | Providing automated trading services | - | 2003-05-01 | |
| Rep | Dealing in securities | - | 2003-05-01 |