| 类型/截止日期 | 2022-12-31 | 2020-03-19 | 2019-12-31 | 2019-02-19 | 2017-12-31 | 2017-08-25 | 2017-03-03 | 2016-09-01 | 2016-06-30 | 2016-01-28 |
|---|---|---|---|---|---|---|---|---|---|---|
| 总股本(股) | 71,700,000 | 71,700,000 | 71,700,000 | 71,700,000 | 71,700,000 | 71,700,000 | 71,700,000 | 71,700,000 | 71,700,000 | 71,700,000 |
| 流通股(股) | 60,378,984 | 60,984,484 | 58,109,349 | 59,036,632 | 57,650,632 | 57,695,632 | 46,550,434 | 46,077,934 | 34,932,737 | 34,952,987 |
| 流通A股(股) | 60,378,984 | 60,984,484 | 58,109,349 | 59,036,632 | 57,650,632 | 57,695,632 | 46,550,434 | 46,077,934 | 34,932,737 | 34,952,987 |
| 流通B股(股) | - | - | - | - | - | - | - | - | - | - |
| 流通H股(股) | - | - | - | - | - | - | - | - | - | - |
| 境外流通股(股) | - | - | - | - | - | - | - | - | - | - |
| 限售A股(股) | 11,321,016 | 10,715,516 | 13,590,651 | 12,663,368 | 14,049,368 | 14,004,368 | 25,149,566 | 25,622,066 | 36,767,263 | 36,747,013 |
| 限售B股(股) | - | - | - | - | - | - | - | - | - | - |
| 限售H股(股) | - | - | - | - | - | - | - | - | - | - |
| 三板A股(股) | 71,700,000 | 71,700,000 | 71,700,000 | 71,700,000 | ||||||
| 三板B股(股) | - | - | - | - | ||||||
| 限售股份(股) | 11,321,016 | 10,715,516 | 13,590,651 | 12,663,368 | 14,049,368 | 14,004,368 | 25,149,566 | 25,622,066 | 36,767,263 | 36,747,013 |
| 国家持股(股) | - | - | - | - | - | - | - | - | - | - |
| 国有法人持股(股) | - | - | - | - | - | - | - | - | - | - |
| 其他内资持股合计(股) | 6,382,219 | 6,382,219 | 6,382,219 | 6,382,219 | 6,382,219 | 6,382,219 | 17,527,417 | 19,417,417 | 30,562,614 | 30,562,614 |
| 其中：境内法人持股 | - | - | - | - | - | - | 11,145,198 | 11,145,198 | 22,290,395 | 22,290,395 |
| 其他境内自然人持股 | 6,382,219 | 6,382,219 | 6,382,219 | 6,382,219 | 6,382,219 | 6,382,219 | 6,382,219 | 8,272,219 | 8,272,219 | 8,272,219 |
| 高管持股(股) | 4,938,797 | 4,333,297 | 7,208,432 | 6,281,149 | 7,667,149 | 7,622,149 | 7,622,149 | 6,204,649 | 6,204,649 | 6,184,399 |
| 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 | 网下配售股份上市 | 首发限售股份上市 | 其他变动原因 | 增发A股上市 |
| 公告日期 | 2023-04-28 | 2020-03-13 | 2020-04-28 | 2019-02-12 | 2018-04-27 | 2017-08-18 | 2017-02-28 | 2016-08-29 | 2016-08-23 | 2016-01-25 |
| 变动日期 | 2022-12-31 | 2020-03-19 | 2019-12-31 | 2019-02-19 | 2017-12-31 | 2017-08-25 | 2017-03-03 | 2016-09-01 | 2016-06-30 | 2016-01-28 |