| Organisation | Role | Activity | From | Until |
|---|---|---|---|---|
| Jefferies Hong Kong Limited | Rep | Dealing in securities | 2013-07-16 | 2017-12-06 |
| UBS SECURITIES ASIA LIMITED | Rep | Dealing in securities | 2011-09-12 | 2013-04-17 |
| NOMURA INTERNATIONAL (HONG KONG) LIMITED | Rep | Dealing in futures contracts | 2008-10-10 | 2011-07-13 |
| Rep | Dealing in securities | 2008-10-10 | 2011-07-13 | |
| LEHMAN BROTHERS ASIA LIMITED | Rep | Dealing in futures contracts | 2006-08-09 | 2008-09-29 |
| Rep | Dealing in securities | 2006-08-09 | 2008-09-29 |