| 类型/截止日期 | 2020-05-21 | 2019-12-31 | 2019-08-30 | 2019-06-30 | 2018-12-31 | 2018-08-15 | 2018-08-10 | 2017-12-31 | 2017-01-20 | 2016-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|
| 总股本(股) | 42,800,000 | 42,800,000 | 42,800,000 | 42,800,000 | 42,800,000 | 42,800,000 | 42,800,000 | 42,800,000 | 42,800,000 | 42,800,000 |
| 流通股(股) | 15,140,500 | 15,610,500 | 15,780,000 | 12,645,332 | 12,660,332 | 12,645,332 | 9,750,666 | 9,765,666 | 9,825,666 | 9,765,666 |
| 流通A股(股) | 15,140,500 | 15,610,500 | 15,780,000 | 12,645,332 | 12,660,332 | 12,645,332 | 9,750,666 | 9,765,666 | 9,825,666 | 9,765,666 |
| 流通B股(股) | - | - | - | - | - | - | - | - | - | - |
| 流通H股(股) | - | - | - | - | - | - | - | - | - | - |
| 境外流通股(股) | - | - | - | - | - | - | - | - | - | - |
| 限售A股(股) | 27,659,500 | 27,189,500 | 27,020,000 | 30,154,668 | 30,139,668 | 30,154,668 | 33,049,334 | 33,034,334 | 32,974,334 | 33,034,334 |
| 限售B股(股) | - | - | - | - | - | - | - | - | - | - |
| 限售H股(股) | - | - | - | - | - | - | - | - | - | - |
| 三板A股(股) | 42,800,000 | 42,800,000 | ||||||||
| 三板B股(股) | - | - | ||||||||
| 限售股份(股) | 27,659,500 | 27,189,500 | 27,020,000 | 30,154,668 | 30,139,668 | 30,154,668 | 33,049,334 | 33,034,334 | 32,974,334 | 33,034,334 |
| 国家持股(股) | - | - | - | - | - | - | - | - | - | - |
| 国有法人持股(股) | - | - | - | - | - | - | - | - | - | - |
| 其他内资持股合计(股) | 19,733,333 | 19,733,333 | 19,733,333 | 22,628,001 | 22,628,001 | 22,628,001 | 25,522,667 | 25,522,667 | 25,522,667 | 25,522,667 |
| 其中：境内法人持股 | - | - | - | 2,894,668 | 2,894,668 | 2,894,668 | 5,789,334 | 5,789,334 | 5,789,334 | 5,789,334 |
| 其他境内自然人持股 | 19,733,333 | 19,733,333 | 19,733,333 | 19,733,333 | 19,733,333 | 19,733,333 | 19,733,333 | 19,733,333 | 19,733,333 | 19,733,333 |
| 高管持股(股) | 7,926,167 | 7,456,167 | 7,286,667 | 7,526,667 | 7,511,667 | 7,526,667 | 7,526,667 | 7,511,667 | 7,451,667 | 7,511,667 |
| 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 | 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 | 2020-05-18 | 2020-04-27 | 2019-08-27 | 2019-08-26 | 2019-04-26 | 2018-08-10 | 2018-08-10 | 2018-04-04 | 2017-01-17 | 2017-04-07 |
| 变动日期 | 2020-05-21 | 2019-12-31 | 2019-08-30 | 2019-06-30 | 2018-12-31 | 2018-08-15 | 2018-08-10 | 2017-12-31 | 2017-01-20 | 2016-12-31 |