| 类型/截止日期 | 2022-12-31 | 2020-06-30 | 2019-06-30 | 2018-06-28 | 2017-12-31 | 2017-06-30 | 2017-01-10 | 2016-02-05 | 2015-12-31 |
|---|---|---|---|---|---|---|---|---|---|
| 总股本(股) | 31,500,000 | 31,500,000 | 31,500,000 | 31,500,000 | 31,500,000 | 31,500,000 | 31,500,000 | 31,500,000 | 31,500,000 |
| 流通股(股) | 11,587,500 | 11,947,500 | 15,293,250 | 16,237,500 | 14,557,500 | 14,977,500 | 15,127,500 | 5,460,000 | 5,460,000 |
| 流通A股(股) | 11,587,500 | 11,947,500 | 15,293,250 | 16,237,500 | 14,557,500 | 14,977,500 | 15,127,500 | 5,460,000 | 5,460,000 |
| 流通B股(股) | - | - | - | - | - | - | - | - | - |
| 流通H股(股) | - | - | - | - | - | - | - | - | - |
| 境外流通股(股) | - | - | - | - | - | - | - | - | - |
| 限售A股(股) | 19,912,500 | 19,552,500 | 16,206,750 | 15,262,500 | 16,942,500 | 16,522,500 | 16,372,500 | 26,040,000 | 26,040,000 |
| 限售B股(股) | - | - | - | - | - | - | - | - | - |
| 限售H股(股) | - | - | - | - | - | - | - | - | - |
| 三板A股(股) | 31,500,000 | 31,500,000 | 31,500,000 | ||||||
| 三板B股(股) | - | - | - | ||||||
| 限售股份(股) | 19,912,500 | 19,552,500 | 16,206,750 | 15,262,500 | 16,942,500 | 16,522,500 | 16,372,500 | 26,040,000 | 26,040,000 |
| 国家持股(股) | - | - | - | - | - | - | - | - | - |
| 国有法人持股(股) | - | - | - | - | - | - | - | - | - |
| 其他内资持股合计(股) | 10,640,000 | 10,640,000 | 10,640,000 | 10,640,000 | 10,640,000 | 10,640,000 | 10,640,000 | 24,000,000 | 24,000,000 |
| 其中：境内法人持股 | - | - | - | - | - | - | - | 3,000,000 | 3,000,000 |
| 其他境内自然人持股 | 10,640,000 | 10,640,000 | 10,640,000 | 10,640,000 | 10,640,000 | 10,640,000 | 10,640,000 | 21,000,000 | 21,000,000 |
| 高管持股(股) | 9,272,500 | 8,912,500 | 5,566,750 | 4,622,500 | 6,302,500 | 5,882,500 | 5,732,500 | 2,040,000 | 2,040,000 |
| 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 | 新三板上市 | 其他变动原因 |
| 公告日期 | 2023-04-20 | 2020-08-21 | 2019-08-21 | 2018-06-25 | 2018-04-20 | 2017-08-18 | 2017-01-05 | 2016-01-27 | 2016-03-31 |
| 变动日期 | 2022-12-31 | 2020-06-30 | 2019-06-30 | 2018-06-28 | 2017-12-31 | 2017-06-30 | 2017-01-10 | 2016-02-05 | 2015-12-31 |