| 类型/截止日期 | 2022-12-31 | 2020-04-10 | 2019-10-16 | 2018-10-08 | 2017-03-29 | 2017-02-27 | 2016-11-21 | 2016-05-13 | 2016-04-01 | 2015-12-21 |
|---|---|---|---|---|---|---|---|---|---|---|
| 总股本(股) | 73,900,000 | 73,900,000 | 73,900,000 | 73,900,000 | 73,900,000 | 64,800,000 | 64,800,000 | 54,000,000 | 40,000,000 | 37,000,000 |
| 流通股(股) | 31,123,600 | 31,127,500 | 30,587,500 | 27,724,750 | 24,624,750 | 23,747,250 | 22,396,500 | 18,663,750 | 13,825,000 | 13,075,000 |
| 流通A股(股) | 31,123,600 | 31,127,500 | 30,587,500 | 27,724,750 | 24,624,750 | 23,747,250 | 22,396,500 | 18,663,750 | 13,825,000 | 13,075,000 |
| 流通B股(股) | - | - | - | - | - | - | - | - | - | - |
| 流通H股(股) | - | - | - | - | - | - | - | - | - | - |
| 境外流通股(股) | - | - | - | - | - | - | - | - | - | - |
| 限售A股(股) | 42,776,400 | 42,772,500 | 43,312,500 | 46,175,250 | 49,275,250 | 41,052,750 | 42,403,500 | 35,336,250 | 26,175,000 | 23,925,000 |
| 限售B股(股) | - | - | - | - | - | - | - | - | - | - |
| 限售H股(股) | - | - | - | - | - | - | - | - | - | - |
| 三板A股(股) | 73,900,000 | 64,800,000 | 64,800,000 | 54,000,000 | 40,000,000 | 37,000,000 | ||||
| 三板B股(股) | - | - | - | - | - | - | ||||
| 限售股份(股) | 42,776,400 | 42,772,500 | 43,312,500 | 46,175,250 | 49,275,250 | 41,052,750 | 42,403,500 | 35,336,250 | 26,175,000 | 23,925,000 |
| 国家持股(股) | - | - | - | - | - | - | - | - | - | - |
| 国有法人持股(股) | - | - | - | - | - | - | - | - | - | - |
| 其他内资持股合计(股) | 10,055,002 | 10,055,002 | 10,595,002 | 24,765,002 | 27,865,002 | 22,275,002 | 29,700,002 | 24,750,002 | 18,333,335 | 18,333,335 |
| 其中：境内法人持股 | - | - | - | - | - | - | - | - | - | - |
| 其他境内自然人持股 | 10,055,002 | 10,055,002 | 10,595,002 | 24,765,002 | 27,865,002 | 22,275,002 | 29,700,002 | 24,750,002 | 18,333,335 | 18,333,335 |
| 高管持股(股) | 32,721,398 | 32,717,498 | 32,717,498 | 21,410,248 | 21,410,248 | 18,777,748 | 12,703,498 | 10,586,248 | 7,841,665 | 5,591,665 |
| 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,首 | 网下配售股份上市 | 增发A股上市 | 首发限售股份上市 | 送股上市 | 转增股上市,送股上市 | 增发A股上市 | 首发限售股份上市 |
| 公告日期 | 2023-03-22 | 2020-04-07 | 2019-10-11 | 2018-09-26 | 2017-03-24 | 2017-02-22 | 2016-11-09 | 2016-05-06 | 2016-03-29 | 2015-12-16 |
| 变动日期 | 2022-12-31 | 2020-04-10 | 2019-10-16 | 2018-10-08 | 2017-03-29 | 2017-02-27 | 2016-11-21 | 2016-05-13 | 2016-04-01 | 2015-12-21 |