| 类型/截止日期 | 2022-12-31 | 2020-07-15 | 2020-04-30 | 2019-08-26 | 2018-06-30 | 2018-03-22 | 2017-12-31 | 2017-06-30 | 2016-02-16 | 2015-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|
| 总股本(股) | 41,800,000 | 41,800,000 | 41,800,000 | 37,750,000 | 37,750,000 | 37,750,000 | 37,750,000 | 37,750,000 | 37,750,000 | 37,750,000 |
| 流通股(股) | 26,508,625 | 26,419,750 | 26,359,750 | 23,613,250 | 21,574,000 | 21,661,750 | 14,591,750 | 16,909,000 | 16,939,000 | 16,939,000 |
| 流通A股(股) | 26,508,625 | 26,419,750 | 26,359,750 | 23,613,250 | 21,574,000 | 21,661,750 | 14,591,750 | 16,909,000 | 16,939,000 | 16,939,000 |
| 流通B股(股) | - | - | - | - | - | - | - | - | - | - |
| 流通H股(股) | - | - | - | - | - | - | - | - | - | - |
| 境外流通股(股) | - | - | - | - | - | - | - | - | - | - |
| 限售A股(股) | 15,291,375 | 15,380,250 | 15,440,250 | 14,136,750 | 16,176,000 | 16,088,250 | 23,158,250 | 20,841,000 | 20,811,000 | 20,811,000 |
| 限售B股(股) | - | - | - | - | - | - | - | - | - | - |
| 限售H股(股) | - | - | - | - | - | - | - | - | - | - |
| 三板A股(股) | 37,750,000 | 37,750,000 | ||||||||
| 三板B股(股) | - | - | ||||||||
| 限售股份(股) | 15,291,375 | 15,380,250 | 15,440,250 | 14,136,750 | 16,176,000 | 16,088,250 | 23,158,250 | 20,841,000 | 20,811,000 | 20,811,000 |
| 国家持股(股) | - | - | - | - | - | - | - | - | - | - |
| 国有法人持股(股) | - | - | - | - | - | - | - | - | - | - |
| 其他内资持股合计(股) | 4,518,334 | 4,518,334 | 4,518,334 | 4,518,334 | 9,036,667 | 9,036,667 | 9,036,667 | 9,036,667 | 9,036,667 | 9,036,667 |
| 其中：境内法人持股 | - | - | - | - | - | - | - | - | - | - |
| 其他境内自然人持股 | 4,518,334 | 4,518,334 | 4,518,334 | 4,518,334 | 9,036,667 | 9,036,667 | 9,036,667 | 9,036,667 | 9,036,667 | 9,036,667 |
| 高管持股(股) | 10,773,041 | 10,861,916 | 10,921,916 | 9,618,416 | 7,139,333 | 7,051,583 | 14,121,583 | 11,804,333 | 11,774,333 | 11,774,333 |
| 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,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 | 新三板上市 | 其他变动原因 |
| 公告日期 | 2023-04-26 | 2020-07-09 | 2020-04-27 | 2019-08-21 | 2018-08-17 | 2018-03-16 | 2018-04-12 | 2017-08-16 | 2016-01-15 | 2016-03-31 |
| 变动日期 | 2022-12-31 | 2020-07-15 | 2020-04-30 | 2019-08-26 | 2018-06-30 | 2018-03-22 | 2017-12-31 | 2017-06-30 | 2016-02-16 | 2015-12-31 |