| 类型/截止日期 | 2022-12-31 | 2020-05-06 | 2019-04-02 | 2019-03-19 | 2019-02-28 | 2018-05-31 | 2018-05-10 | 2017-12-31 | 2017-08-03 | 2017-07-31 |
|---|---|---|---|---|---|---|---|---|---|---|
| 总股本(股) | 36,121,191 | 36,121,191 | 36,121,191 | 36,121,191 | 36,121,191 | 36,121,191 | 36,121,191 | 36,121,191 | 36,121,191 | 36,121,191 |
| 流通股(股) | 25,523,528 | 24,851,316 | 24,817,980 | 24,683,800 | 24,467,575 | 24,434,243 | 24,400,911 | 24,266,751 | 23,410,801 | 23,324,551 |
| 流通A股(股) | 25,523,528 | 24,851,316 | 24,817,980 | 24,683,800 | 24,467,575 | 24,434,243 | 24,400,911 | 24,266,751 | 23,410,801 | 23,324,551 |
| 流通B股(股) | - | - | - | - | - | - | - | - | - | - |
| 流通H股(股) | - | - | - | - | - | - | - | - | - | - |
| 境外流通股(股) | - | - | - | - | - | - | - | - | - | - |
| 限售A股(股) | 10,597,663 | 11,269,875 | 11,303,211 | 11,437,391 | 11,653,616 | 11,686,948 | 11,720,280 | 11,854,440 | 12,710,390 | 12,796,640 |
| 限售B股(股) | - | - | - | - | - | - | - | - | - | - |
| 限售H股(股) | - | - | - | - | - | - | - | - | - | - |
| 三板A股(股) | ||||||||||
| 三板B股(股) | ||||||||||
| 限售股份(股) | 10,597,663 | 11,269,875 | 11,303,211 | 11,437,391 | 11,653,616 | 11,686,948 | 11,720,280 | 11,854,440 | 12,710,390 | 12,796,640 |
| 国家持股(股) | - | - | - | - | - | - | - | - | - | - |
| 国有法人持股(股) | - | - | - | - | - | - | - | - | - | - |
| 其他内资持股合计(股) | 6,846,334 | 6,892,334 | 6,925,670 | 7,059,850 | 7,059,850 | 7,093,182 | 7,126,514 | 7,260,674 | 7,260,674 | 7,260,674 |
| 其中：境内法人持股 | - | - | - | - | - | - | - | - | - | - |
| 其他境内自然人持股 | 6,846,334 | 6,892,334 | 6,925,670 | 7,059,850 | 7,059,850 | 7,093,182 | 7,126,514 | 7,260,674 | 7,260,674 | 7,260,674 |
| 高管持股(股) | 3,751,329 | 4,377,541 | 4,377,541 | 4,377,541 | 4,593,766 | 4,593,766 | 4,593,766 | 4,593,766 | 5,449,716 | 5,535,966 |
| 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 | 网下配售股份上市 | 网下配售股份上市 | 高管股份变动 | 网下配售股份上市 | 网下配售股份上市 | 网下配售股份上市 | 高管股份变动 | 高管股份变动 | 高管股份变动 |
| 公告日期 | 2023-03-30 | 2020-04-28 | 2019-03-28 | 2019-03-14 | 2019-02-25 | 2018-05-28 | 2018-05-07 | 2018-04-24 | 2017-07-31 | 2017-07-31 |
| 变动日期 | 2022-12-31 | 2020-05-06 | 2019-04-02 | 2019-03-19 | 2019-02-28 | 2018-05-31 | 2018-05-10 | 2017-12-31 | 2017-08-03 | 2017-07-31 |