| 类型/截止日期 | 2022-12-31 | 2020-06-30 | 2019-06-30 | 2018-12-31 | 2017-09-14 | 2017-06-30 | 2017-02-17 | 2017-02-14 | 2016-02-23 | 2016-02-18 |
|---|---|---|---|---|---|---|---|---|---|---|
| 总股本(股) | 58,000,000 | 58,000,000 | 58,000,000 | 58,000,000 | 58,000,000 | 58,000,000 | 58,000,000 | 58,000,000 | 58,000,000 | 58,000,000 |
| 流通股(股) | 20,434,100 | 21,648,600 | 26,041,750 | 26,605,750 | 33,167,500 | 28,416,500 | 35,994,000 | 31,094,000 | 31,101,750 | 20,726,750 |
| 流通A股(股) | 20,434,100 | 21,648,600 | 26,041,750 | 26,605,750 | 33,167,500 | 28,416,500 | 35,994,000 | 31,094,000 | 31,101,750 | 20,726,750 |
| 流通B股(股) | - | - | - | - | - | - | - | - | - | - |
| 流通H股(股) | - | - | - | - | - | - | - | - | - | - |
| 境外流通股(股) | - | - | - | - | - | - | - | - | - | - |
| 限售A股(股) | 37,565,900 | 36,351,400 | 31,958,250 | 31,394,250 | 24,832,500 | 29,583,500 | 22,006,000 | 26,906,000 | 26,898,250 | 37,273,250 |
| 限售B股(股) | - | - | - | - | - | - | - | - | - | - |
| 限售H股(股) | - | - | - | - | - | - | - | - | - | - |
| 三板A股(股) | 58,000,000 | 58,000,000 | 58,000,000 | 58,000,000 | ||||||
| 三板B股(股) | - | - | - | - | ||||||
| 限售股份(股) | 37,565,900 | 36,351,400 | 31,958,250 | 31,394,250 | 24,832,500 | 29,583,500 | 22,006,000 | 26,906,000 | 26,898,250 | 37,273,250 |
| 国家持股(股) | - | - | - | - | - | - | - | - | - | - |
| 国有法人持股(股) | - | - | - | - | - | - | - | - | - | - |
| 其他内资持股合计(股) | 11,766,667 | 11,766,667 | 11,766,667 | 11,766,667 | 11,766,667 | 11,766,667 | 11,766,667 | 16,666,667 | 16,666,667 | 33,333,334 |
| 其中：境内法人持股 | - | - | - | - | - | - | - | 4,900,000 | 4,900,000 | 9,800,000 |
| 其他境内自然人持股 | 11,766,667 | 11,766,667 | 11,766,667 | 11,766,667 | 11,766,667 | 11,766,667 | 11,766,667 | 11,766,667 | 11,766,667 | 23,533,334 |
| 高管持股(股) | 25,799,233 | 24,584,733 | 20,191,583 | 19,627,583 | 13,065,833 | 17,816,833 | 10,239,333 | 10,239,333 | 10,231,583 | 3,939,916 |
| 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 | 高管股份变动 | 首发限售股份上市 | 高管股份变动 | 首发限售股份上市 | 高管股份变动 |
| 公告日期 | 2023-04-20 | 2020-08-18 | 2019-08-15 | 2019-04-18 | 2017-09-11 | 2017-08-16 | 2017-02-14 | 2017-02-14 | 2016-02-18 | 2016-02-18 |
| 变动日期 | 2022-12-31 | 2020-06-30 | 2019-06-30 | 2018-12-31 | 2017-09-14 | 2017-06-30 | 2017-02-17 | 2017-02-14 | 2016-02-23 | 2016-02-18 |