| Organisation | Role | Activity | From | Until |
|---|---|---|---|---|
| WAH THAI SECURITIES LIMITED | Rep | Dealing in securities | 2014-09-16 | 2018-03-13 |
| PROVIDENT FUTURES (HONG KONG) LIMITED | Rep | Dealing in futures contracts | 2007-08-21 | 2011-08-20 |
| Ark Securities (Hong Kong) Limited | Rep | Dealing in securities | 2007-07-23 | 2011-08-20 |
| XinKong International Securities Limited | Rep | Dealing in securities | 2006-06-08 | 2007-07-13 |
| BERICH BROKERAGE LIMITED | Rep | Dealing in securities | 2003-11-03 | 2006-05-15 |