| OnePlatform Securities Limited | RO | 就证券提供意见 | 2019-06-17 | 2021-03-13 |
| Rep | 就证券提供意见 | 2019-05-06 | 2019-06-17 |
| Rep | 证券交易 | 2019-05-06 | 2021-03-13 |
| DBS VICKERS (HONG KONG) LIMITED | Rep | 就证券提供意见 | 2017-08-17 | 2018-09-07 |
| SINOPAC SECURITIES (ASIA) LIMITED | RO | 就证券提供意见 | 2017-02-13 | 2017-06-16 |
| Rep | 证券交易 | 2017-02-13 | 2017-06-16 |
| RO | 就证券提供意见 | 2016-11-18 | 2017-02-12 |
| Rep | 就证券提供意见 | 2016-08-17 | 2016-11-18 |
| Rep | 证券交易 | 2016-08-17 | 2017-02-12 |
| Tung Shing Securities (Brokers) Limited | Rep | 证券交易 | 2014-04-15 | 2017-02-12 |
| MIB SECURITIES (HONG KONG) LIMITED | Rep | 证券交易 | 2013-02-28 | 2014-02-18 |
| RO | 就证券提供意见 | 2010-12-09 | 2014-02-18 |
| Rep | 就证券提供意见 | 2006-06-26 | 2010-12-09 |