| Organisation | Role | Activity | From | Until |
|---|---|---|---|---|
| China Galaxy International Securities (Hong Kong) Co., Limited | Rep | Dealing in securities | 2012-04-20 | 2012-06-01 |
| UOB KAY HIAN (HONG KONG) LIMITED | Rep | Dealing in securities | 2006-05-08 | 2012-03-01 |
| Rep | Dealing in securities | 2005-05-04 | 2005-08-29 | |
| Tung Shing Securities (Brokers) Limited | Rep | Dealing in securities | 2004-01-10 | 2005-05-04 |