| Merrill Lynch (Asia Pacific) Limited | Rep | Dealing in securities | 2019-02-25 | 2021-04-30 |
| Merrill Lynch Far East Limited | Rep | Dealing in futures contracts | 2019-02-25 | 2021-04-30 |
| Rep | Dealing in securities | 2019-02-25 | 2021-04-30 |
| GOLDMAN SACHS (ASIA) SECURITIES LIMITED | Rep | Dealing in futures contracts | 2016-10-11 | 2018-11-22 |
| Rep | Dealing in securities | 2016-10-11 | 2018-11-22 |
| GOLDMAN SACHS (ASIA) L.L.C. | Rep | Dealing in securities | 2015-10-19 | 2018-11-22 |
| GOLDMAN SACHS (ASIA) SECURITIES LIMITED | Rep | Dealing in securities | 2015-10-19 | 2016-10-10 |
| GOLDMAN SACHS FUTURES (ASIA) LIMITED | Rep | Dealing in futures contracts | 2015-10-19 | 2016-10-10 |
| Standard Chartered Securities (Hong Kong) Limited | Rep | Dealing in futures contracts | 2014-02-04 | 2015-08-08 |
| Rep | Dealing in securities | 2013-03-13 | 2015-08-08 |
| Citigroup Global Markets Asia Limited | Rep | Dealing in securities | 2011-11-02 | 2013-02-08 |
| CITIGROUP GLOBAL MARKETS HONG KONG FUTURES AND SECURITIES LIMITED | Rep | Dealing in futures contracts | 2011-11-02 | 2013-02-08 |
| Credit Suisse (Hong Kong) Limited | Rep | Providing automated trading services | 2008-11-06 | 2011-08-06 |
| Rep | Dealing in futures contracts | 2008-11-06 | 2011-08-06 |
| Rep | Dealing in securities | 2007-04-26 | 2011-08-06 |
| Credit Suisse Futures (Hong Kong) Limited | Rep | Providing automated trading services | 2007-04-26 | 2008-11-24 |
| Rep | Dealing in futures contracts | 2007-04-26 | 2008-11-24 |
| Credit Suisse Securities (Hong Kong) Limited | Rep | Dealing in securities | 2007-04-26 | 2011-08-06 |