| 类型/截止日期 | 2022-12-31 | 2019-12-13 | 2018-12-18 | 2018-06-30 | 2018-01-17 | 2017-06-30 | 2017-01-18 | 2016-12-31 | 2016-11-08 | 2016-11-03 |
|---|---|---|---|---|---|---|---|---|---|---|
| 总股本(股) | 60,000,000 | 60,000,000 | 60,000,000 | 60,000,000 | 60,000,000 | 60,000,000 | 60,000,000 | 60,000,000 | 60,000,000 | 60,000,000 |
| 流通股(股) | 22,445,913 | 22,297,413 | 21,053,413 | 18,973,851 | 19,802,351 | 18,760,351 | 19,391,101 | 18,475,101 | 18,475,250 | 9,653,999 |
| 流通A股(股) | 22,445,913 | 22,297,413 | 21,053,413 | 18,973,851 | 19,802,351 | 18,760,351 | 19,391,101 | 18,475,101 | 18,475,250 | 9,653,999 |
| 流通B股(股) | - | - | - | - | - | - | - | - | - | - |
| 流通H股(股) | - | - | - | - | - | - | - | - | - | - |
| 境外流通股(股) | - | - | - | - | - | - | - | - | - | - |
| 限售A股(股) | 37,554,087 | 37,702,587 | 38,946,587 | 41,026,149 | 40,197,649 | 41,239,649 | 40,608,899 | 41,524,899 | 41,524,750 | 50,346,001 |
| 限售B股(股) | - | - | - | - | - | - | - | - | - | - |
| 限售H股(股) | - | - | - | - | - | - | - | - | - | - |
| 三板A股(股) | 60,000,000 | 60,000,000 | 60,000,000 | 60,000,000 | ||||||
| 三板B股(股) | - | - | - | - | ||||||
| 限售股份(股) | 37,554,087 | 37,702,587 | 38,946,587 | 41,026,149 | 40,197,649 | 41,239,649 | 40,608,899 | 41,524,899 | 41,524,750 | 50,346,001 |
| 国家持股(股) | - | - | - | - | - | - | - | - | - | - |
| 国有法人持股(股) | - | - | - | - | - | - | - | - | - | - |
| 其他内资持股合计(股) | 25,526,567 | 25,526,567 | 25,837,567 | 27,522,567 | 27,522,567 | 28,564,567 | 28,564,567 | 29,480,567 | 29,480,567 | 49,475,400 |
| 其中：境内法人持股 | - | - | - | - | - | - | - | - | - | - |
| 其他境内自然人持股 | 25,526,567 | 25,526,567 | 25,837,567 | 27,522,567 | 27,522,567 | 28,564,567 | 28,564,567 | 29,480,567 | 29,480,567 | 49,475,400 |
| 高管持股(股) | 12,027,520 | 12,176,020 | 13,109,020 | 13,503,582 | 12,675,082 | 12,675,082 | 12,044,332 | 12,044,332 | 12,044,183 | 870,601 |
| 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 | 高管股份变动,网下配售股份上市 | 高管股份变动 | 网下配售股份上市 | 高管股份变动 | 网下配售股份上市 | 高管股份变动 | 首发限售股份上市 | 高管股份变动 |
| 公告日期 | 2023-04-26 | 2019-12-06 | 2018-12-12 | 2018-08-16 | 2018-01-11 | 2017-08-15 | 2017-01-12 | 2017-03-30 | 2016-11-03 | 2016-11-03 |
| 变动日期 | 2022-12-31 | 2019-12-13 | 2018-12-18 | 2018-06-30 | 2018-01-17 | 2017-06-30 | 2017-01-18 | 2016-12-31 | 2016-11-08 | 2016-11-03 |