| 类型/截止日期 | 2022-12-31 | 2022-06-30 | 2022-02-17 | 2018-12-31 | 2018-06-30 | 2017-06-30 | 2017-03-10 | 2017-03-07 | 2016-01-04 | 2015-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|
| 总股本(股) | 61,000,000 | 61,000,000 | 61,000,000 | 60,000,000 | 60,000,000 | 60,000,000 | 60,000,000 | 60,000,000 | 60,000,000 | 60,000,000 |
| 流通股(股) | 22,748,213 | 22,884,586 | 23,023,074 | 23,583,668 | 23,984,168 | 24,178,418 | 24,215,918 | 19,640,168 | 19,655,168 | 19,655,168 |
| 流通A股(股) | 22,748,213 | 22,884,586 | 23,023,074 | 23,583,668 | 23,984,168 | 24,178,418 | 24,215,918 | 19,640,168 | 19,655,168 | 19,655,168 |
| 流通B股(股) | - | - | - | - | - | - | - | - | - | - |
| 流通H股(股) | - | - | - | - | - | - | - | - | - | - |
| 境外流通股(股) | - | - | - | - | - | - | - | - | - | - |
| 限售A股(股) | 38,251,787 | 38,115,414 | 37,976,926 | 36,416,332 | 36,015,832 | 35,821,582 | 35,784,082 | 40,359,832 | 40,344,832 | 40,344,832 |
| 限售B股(股) | - | - | - | - | - | - | - | - | - | - |
| 限售H股(股) | - | - | - | - | - | - | - | - | - | - |
| 三板A股(股) | 60,000,000 | 60,000,000 | 60,000,000 | 60,000,000 | ||||||
| 三板B股(股) | - | - | - | - | ||||||
| 限售股份(股) | 38,251,787 | 38,115,414 | 37,976,926 | 36,416,332 | 36,015,832 | 35,821,582 | 35,784,082 | 40,359,832 | 40,344,832 | 40,344,832 |
| 国家持股(股) | - | - | - | - | - | - | - | - | - | - |
| 国有法人持股(股) | - | - | - | - | - | - | - | - | - | - |
| 其他内资持股合计(股) | 14,812,593 | 14,812,593 | 14,812,593 | 14,812,593 | 14,812,593 | 14,812,593 | 14,812,593 | 29,625,187 | 29,625,187 | 29,625,187 |
| 其中：境内法人持股 | - | - | - | - | - | - | - | - | - | - |
| 其他境内自然人持股 | 14,812,593 | 14,812,593 | 14,812,593 | 14,812,593 | 14,812,593 | 14,812,593 | 14,812,593 | 29,625,187 | 29,625,187 | 29,625,187 |
| 高管持股(股) | 23,439,194 | 23,302,821 | 23,164,333 | 21,603,739 | 21,203,239 | 21,008,989 | 20,971,489 | 10,734,645 | 10,719,645 | 10,719,645 |
| 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 | 增发A股上市 | 高管股份变动 | 高管股份变动 | 高管股份变动 | 高管股份变动,首发限售股份上市 | 高管股份变动 | 新三板上市 | 其他变动原因 |
| 公告日期 | 2023-04-26 | 2022-08-24 | 2022-02-11 | 2019-04-22 | 2018-08-15 | 2017-08-15 | 2017-03-07 | 2017-03-07 | 2015-12-16 | 2016-04-21 |
| 变动日期 | 2022-12-31 | 2022-06-30 | 2022-02-17 | 2018-12-31 | 2018-06-30 | 2017-06-30 | 2017-03-10 | 2017-03-07 | 2016-01-04 | 2015-12-31 |