| 类型/截止日期 | 2022-12-31 | 2022-06-30 | 2020-02-27 | 2019-09-30 | 2019-06-30 | 2019-01-09 | 2018-09-30 | 2018-06-30 | 2017-12-31 | 2017-10-26 |
|---|---|---|---|---|---|---|---|---|---|---|
| 总股本(股) | 64,872,000 | 64,872,000 | 64,872,000 | 64,872,000 | 64,872,000 | 64,872,000 | 64,872,000 | 64,872,000 | 64,872,000 | 64,872,000 |
| 流通股(股) | 37,604,723 | 39,577,450 | 42,137,826 | 41,189,199 | 41,471,918 | 41,802,668 | 41,353,668 | 42,016,918 | 42,110,918 | 42,434,661 |
| 流通A股(股) | 37,604,723 | 39,577,450 | 42,137,826 | 41,189,199 | 41,471,918 | 41,802,668 | 41,353,668 | 42,016,918 | 42,110,918 | 42,434,661 |
| 流通B股(股) | - | - | - | - | - | - | - | - | - | - |
| 流通H股(股) | - | - | - | - | - | - | - | - | - | - |
| 境外流通股(股) | - | - | - | - | - | - | - | - | - | - |
| 限售A股(股) | 27,267,277 | 25,294,550 | 22,734,174 | 23,682,801 | 23,400,082 | 23,069,332 | 23,518,332 | 22,855,082 | 22,761,082 | 22,437,339 |
| 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) | 27,267,277 | 25,294,550 | 22,734,174 | 23,682,801 | 23,400,082 | 23,069,332 | 23,518,332 | 22,855,082 | 22,761,082 | 22,437,339 |
| 国家持股(股) | - | - | - | - | - | - | - | - | - | - |
| 国有法人持股(股) | - | - | - | - | - | - | - | - | - | - |
| 其他内资持股合计(股) | 8,213,788 | 8,213,788 | 8,213,788 | 8,997,446 | 8,997,446 | 8,997,446 | 9,147,446 | 9,147,446 | 9,147,446 | 9,147,446 |
| 其中：境内法人持股 | - | - | - | - | - | - | - | - | - | - |
| 其他境内自然人持股 | 8,213,788 | 8,213,788 | 8,213,788 | 8,997,446 | 8,997,446 | 8,997,446 | 9,147,446 | 9,147,446 | 9,147,446 | 9,147,446 |
| 高管持股(股) | 19,053,489 | 17,080,762 | 14,520,386 | 14,685,355 | 14,402,636 | 14,071,886 | 14,370,886 | 13,707,636 | 13,613,636 | 13,289,893 |
| 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,首发限售股份上市 | 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 | 高管股份变动 | 高管股份变动 | 高管股份变动 |
| 公告日期 | 2023-04-28 | 2022-08-29 | 2020-02-24 | 2019-10-30 | 2019-08-26 | 2019-01-04 | 2018-10-29 | 2018-08-17 | 2018-04-19 | 2017-10-23 |
| 变动日期 | 2022-12-31 | 2022-06-30 | 2020-02-27 | 2019-09-30 | 2019-06-30 | 2019-01-09 | 2018-09-30 | 2018-06-30 | 2017-12-31 | 2017-10-26 |