| 类型/截止日期 | 2022-12-31 | 2022-09-08 | 2020-06-30 | 2019-10-25 | 2018-06-30 | 2017-12-07 | 2017-12-04 | 2016-12-31 | 2016-09-02 | 2016-06-23 |
|---|---|---|---|---|---|---|---|---|---|---|
| 总股本(股) | 21,090,000 | 21,090,000 | 21,090,000 | 21,090,000 | 21,090,000 | 21,090,000 | 21,090,000 | 21,090,000 | 21,090,000 | 21,090,000 |
| 流通股(股) | 10,332,000 | 10,579,500 | 9,913,500 | 10,332,000 | 10,212,000 | 11,254,500 | 8,982,000 | 9,156,000 | 9,277,500 | 5,490,000 |
| 流通A股(股) | 10,332,000 | 10,579,500 | 9,913,500 | 10,332,000 | 10,212,000 | 11,254,500 | 8,982,000 | 9,156,000 | 9,277,500 | 5,490,000 |
| 流通B股(股) | - | - | - | - | - | - | - | - | - | - |
| 流通H股(股) | - | - | - | - | - | - | - | - | - | - |
| 境外流通股(股) | - | - | - | - | - | - | - | - | - | - |
| 限售A股(股) | 10,758,000 | 10,510,500 | 11,176,500 | 10,758,000 | 10,878,000 | 9,835,500 | 12,108,000 | 11,934,000 | 11,812,500 | 15,600,000 |
| 限售B股(股) | - | - | - | - | - | - | - | - | - | - |
| 限售H股(股) | - | - | - | - | - | - | - | - | - | - |
| 三板A股(股) | 21,090,000 | 21,090,000 | 21,090,000 | |||||||
| 三板B股(股) | - | - | - | |||||||
| 限售股份(股) | 10,758,000 | 10,510,500 | 11,176,500 | 10,758,000 | 10,878,000 | 9,835,500 | 12,108,000 | 11,934,000 | 11,812,500 | 15,600,000 |
| 国家持股(股) | - | - | - | - | - | - | - | - | - | - |
| 国有法人持股(股) | - | - | - | - | - | - | - | - | - | - |
| 其他内资持股合计(股) | 8,530,000 | 8,530,000 | 8,530,000 | 8,530,000 | 8,530,000 | 8,530,000 | 8,530,000 | 8,530,000 | 8,530,000 | 15,600,000 |
| 其中：境内法人持股 | - | - | - | - | - | - | - | - | - | - |
| 其他境内自然人持股 | 8,530,000 | 8,530,000 | 8,530,000 | 8,530,000 | 8,530,000 | 8,530,000 | 8,530,000 | 8,530,000 | 8,530,000 | 15,600,000 |
| 高管持股(股) | 2,228,000 | 1,980,500 | 2,646,500 | 2,228,000 | 2,348,000 | 1,305,500 | 3,578,000 | 3,404,000 | 3,282,500 | - |
| 外资持股合计(股) | - | - | - | - | - | - | - | - | - | - |
| 其中：境外法人持股 | - | - | - | - | - | - | - | - | - | - |
| 境外自然人持股 | - | - | - | - | - | - | - | - | - | - |
| 股本变动原因 | 高管股份变动 | 高管股份变动 | 高管股份变动 | 高管股份变动 | 高管股份变动 | 首发限售股份上市 | 高管股份变动 | 高管股份变动 | 首发限售股份上市 | 转增股上市 |
| 公告日期 | 2023-04-28 | 2022-09-05 | 2020-08-24 | 2019-10-18 | 2018-08-22 | 2017-12-04 | 2017-12-04 | 2017-04-20 | 2016-08-30 | 2016-06-15 |
| 变动日期 | 2022-12-31 | 2022-09-08 | 2020-06-30 | 2019-10-25 | 2018-06-30 | 2017-12-07 | 2017-12-04 | 2016-12-31 | 2016-09-02 | 2016-06-23 |