| Organisation | Role | Activity | From | Until |
|---|---|---|---|---|
| HUATAI FINANCIAL HOLDINGS (HONG KONG) LIMITED | Rep | Leveraged foreign exchange trading | 2025-05-12 | 2025-11-12 |
| Rep | Dealing in futures contracts | 2020-09-29 | - | |
| Rep | Advising on securities | 2019-10-28 | - | |
| Rep | Dealing in securities | 2019-10-10 | - | |
| ZHONGTAI INTERNATIONAL FINANCIAL PRODUCTS LIMITED | RO | Dealing in securities | 2018-04-17 | 2019-09-11 |
| Rep | Dealing in securities | 2018-01-10 | 2018-04-17 | |
| Quam Securities Limited | RO | Dealing in securities | 2016-11-16 | 2017-11-17 |
| RO | Dealing in futures contracts | 2015-01-19 | 2017-11-17 | |
| Rep | Dealing in futures contracts | 2013-10-07 | 2015-01-19 | |
| Rep | Dealing in securities | 2013-10-07 | 2016-11-16 | |
| R.J. O'BRIEN & ASSOCIATES HK LIMITED | Rep | Dealing in futures contracts | 2012-08-16 | 2013-09-10 |