| 类型/截止日期 | 2022-12-31 | 2019-12-31 | 2019-06-30 | 2018-12-31 | 2018-12-26 | 2018-06-30 | 2018-02-01 | 2017-12-20 | 2017-12-15 | 2017-08-10 |
|---|---|---|---|---|---|---|---|---|---|---|
| 总股本(股) | 106,064,000 | 106,064,000 | 106,064,000 | 106,064,000 | 106,064,000 | 106,064,000 | 106,064,000 | 106,064,000 | 106,064,000 | 106,064,000 |
| 流通股(股) | 49,007,501 | 48,802,700 | 48,902,450 | 48,930,950 | 48,949,700 | 29,308,300 | 34,253,300 | 34,246,550 | 34,160,150 | 34,459,250 |
| 流通A股(股) | 49,007,501 | 48,802,700 | 48,902,450 | 48,930,950 | 48,949,700 | 29,308,300 | 34,253,300 | 34,246,550 | 34,160,150 | 34,459,250 |
| 流通B股(股) | - | - | - | - | - | - | - | - | - | - |
| 流通H股(股) | - | - | - | - | - | - | - | - | - | - |
| 境外流通股(股) | - | - | - | - | - | - | - | - | - | - |
| 限售A股(股) | 57,056,499 | 57,261,300 | 57,161,550 | 57,133,050 | 57,114,300 | 76,755,700 | 71,810,700 | 71,817,450 | 71,903,850 | 71,604,750 |
| 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) | 57,056,499 | 57,261,300 | 57,161,550 | 57,133,050 | 57,114,300 | 76,755,700 | 71,810,700 | 71,817,450 | 71,903,850 | 71,604,750 |
| 国家持股(股) | - | - | - | - | - | - | - | - | - | - |
| 国有法人持股(股) | - | - | - | - | - | - | - | - | - | - |
| 其他内资持股合计(股) | 57,021,324 | 57,114,300 | 57,114,300 | 57,114,300 | 57,114,300 | 68,890,400 | 68,890,400 | 68,890,400 | 68,976,800 | 68,976,800 |
| 其中：境内法人持股 | - | - | - | - | - | - | - | - | - | - |
| 其他境内自然人持股 | 57,021,324 | 57,114,300 | 57,114,300 | 57,114,300 | 57,114,300 | 68,890,400 | 68,890,400 | 68,890,400 | 68,976,800 | 68,976,800 |
| 高管持股(股) | 35,175 | 147,000 | 47,250 | 18,750 | - | 7,865,300 | 2,920,300 | 2,927,050 | 2,927,050 | 2,627,950 |
| 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,网下配售股份上市 | 高管股份变动 | 高管股份变动 | 网下配售股份上市 | 高管股份变动 | 高管股份变动 |
| 公告日期 | 2023-03-29 | 2020-04-16 | 2019-08-20 | 2019-04-18 | 2018-12-20 | 2018-08-16 | 2018-01-29 | 2017-12-15 | 2017-12-15 | 2017-08-04 |
| 变动日期 | 2022-12-31 | 2019-12-31 | 2019-06-30 | 2018-12-31 | 2018-12-26 | 2018-06-30 | 2018-02-01 | 2017-12-20 | 2017-12-15 | 2017-08-10 |