| 类型/截止日期 | 2022-12-31 | 2019-03-28 | 2018-12-31 | 2018-03-22 | 2018-03-08 | 2017-12-31 | 2017-05-09 | 2016-10-18 | 2016-08-09 | 2015-12-29 |
|---|---|---|---|---|---|---|---|---|---|---|
| 总股本(股) | 33,000,000 | 33,000,000 | 33,000,000 | 33,000,000 | 33,000,000 | 33,000,000 | 33,000,000 | 33,000,000 | 33,000,000 | 33,000,000 |
| 流通股(股) | 28,528,500 | 28,528,500 | 28,408,500 | 28,513,500 | 28,393,500 | 20,060,166 | 20,360,166 | 20,240,166 | 20,090,166 | 9,583,333 |
| 流通A股(股) | 28,528,500 | 28,528,500 | 28,408,500 | 28,513,500 | 28,393,500 | 20,060,166 | 20,360,166 | 20,240,166 | 20,090,166 | 9,583,333 |
| 流通B股(股) | - | - | - | - | - | - | - | - | - | - |
| 流通H股(股) | - | - | - | - | - | - | - | - | - | - |
| 境外流通股(股) | - | - | - | - | - | - | - | - | - | - |
| 限售A股(股) | 4,471,500 | 4,471,500 | 4,591,500 | 4,486,500 | 4,606,500 | 12,939,834 | 12,639,834 | 12,759,834 | 12,909,834 | 23,416,667 |
| 限售B股(股) | - | - | - | - | - | - | - | - | - | - |
| 限售H股(股) | - | - | - | - | - | - | - | - | - | - |
| 三板A股(股) | 33,000,000 | 33,000,000 | 33,000,000 | 33,000,000 | ||||||
| 三板B股(股) | - | - | - | - | ||||||
| 限售股份(股) | 4,471,500 | 4,471,500 | 4,591,500 | 4,486,500 | 4,606,500 | 12,939,834 | 12,639,834 | 12,759,834 | 12,909,834 | 23,416,667 |
| 国家持股(股) | - | - | - | - | - | - | - | - | - | - |
| 国有法人持股(股) | - | - | - | - | - | - | - | - | - | - |
| 其他内资持股合计(股) | 2,300,001 | 2,300,001 | 2,300,001 | 2,300,001 | 2,300,001 | 10,333,335 | 10,333,335 | 10,453,335 | 10,603,335 | 23,000,001 |
| 其中：境内法人持股 | - | - | - | - | - | 8,333,334 | 8,333,334 | 8,333,334 | 8,333,334 | 16,666,667 |
| 其他境内自然人持股 | 2,300,001 | 2,300,001 | 2,300,001 | 2,300,001 | 2,300,001 | 2,000,001 | 2,000,001 | 2,120,001 | 2,270,001 | 6,333,334 |
| 高管持股(股) | 2,171,499 | 2,171,499 | 2,291,499 | 2,186,499 | 2,306,499 | 2,606,499 | 2,306,499 | 2,306,499 | 2,306,499 | 416,666 |
| 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 | 网下配售股份上市 | 网下配售股份上市 | 首发限售股份上市,网下配售股份上 | 增发A股上市 |
| 公告日期 | 2023-04-27 | 2019-03-25 | 2019-04-16 | 2018-03-19 | 2018-03-05 | 2018-04-18 | 2017-05-03 | 2016-10-12 | 2016-08-03 | 2015-12-24 |
| 变动日期 | 2022-12-31 | 2019-03-28 | 2018-12-31 | 2018-03-22 | 2018-03-08 | 2017-12-31 | 2017-05-09 | 2016-10-18 | 2016-08-09 | 2015-12-29 |