| 类型/截止日期 | 2020-01-20 | 2019-06-30 | 2018-12-31 | 2018-07-20 | 2018-06-29 | 2018-05-24 | 2017-12-31 | 2017-06-07 | 2016-12-31 | 2016-07-12 |
|---|---|---|---|---|---|---|---|---|---|---|
| 总股本(股) | 36,300,000 | 36,300,000 | 36,300,000 | 36,300,000 | 36,300,000 | 33,900,000 | 33,900,000 | 33,900,000 | 33,900,000 | 33,900,000 |
| 流通股(股) | 18,420,000 | 18,120,000 | 18,195,000 | 18,982,500 | 16,882,500 | 14,482,500 | 14,542,500 | 14,567,500 | 12,567,500 | 12,612,500 |
| 流通A股(股) | 18,420,000 | 18,120,000 | 18,195,000 | 18,982,500 | 16,882,500 | 14,482,500 | 14,542,500 | 14,567,500 | 12,567,500 | 12,612,500 |
| 流通B股(股) | - | - | - | - | - | - | - | - | - | - |
| 流通H股(股) | - | - | - | - | - | - | - | - | - | - |
| 境外流通股(股) | - | - | - | - | - | - | - | - | - | - |
| 限售A股(股) | 17,880,000 | 18,180,000 | 18,105,000 | 17,317,500 | 19,417,500 | 19,417,500 | 19,357,500 | 19,332,500 | 21,332,500 | 21,287,500 |
| 限售B股(股) | - | - | - | - | - | - | - | - | - | - |
| 限售H股(股) | - | - | - | - | - | - | - | - | - | - |
| 三板A股(股) | 33,900,000 | 33,900,000 | 33,900,000 | |||||||
| 三板B股(股) | - | - | - | |||||||
| 限售股份(股) | 17,880,000 | 18,180,000 | 18,105,000 | 17,317,500 | 19,417,500 | 19,417,500 | 19,357,500 | 19,332,500 | 21,332,500 | 21,287,500 |
| 国家持股(股) | - | - | - | - | - | - | - | - | - | - |
| 国有法人持股(股) | - | - | - | - | - | - | - | - | - | - |
| 其他内资持股合计(股) | 12,660,000 | 12,660,000 | 12,660,000 | 12,660,000 | 14,660,000 | 14,660,000 | 14,600,000 | 14,600,000 | 16,600,000 | 16,600,000 |
| 其中：境内法人持股 | - | - | - | - | 2,000,000 | 2,000,000 | 2,000,000 | 2,000,000 | 4,000,000 | 4,000,000 |
| 其他境内自然人持股 | 12,660,000 | 12,660,000 | 12,660,000 | 12,660,000 | 12,660,000 | 12,660,000 | 12,600,000 | 12,600,000 | 12,600,000 | 12,600,000 |
| 高管持股(股) | 5,220,000 | 5,520,000 | 5,445,000 | 4,657,500 | 4,757,500 | 4,757,500 | 4,757,500 | 4,732,500 | 4,732,500 | 4,687,500 |
| 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 | 增发A股上市 | 高管股份变动 | 高管股份变动 | 首发限售股份上市 | 其他变动原因 | 首发限售股份上市 |
| 公告日期 | 2020-01-15 | 2019-08-23 | 2019-04-24 | 2018-07-17 | 2018-06-26 | 2018-06-26 | 2018-04-18 | 2017-06-02 | 2017-04-13 | 2016-07-07 |
| 变动日期 | 2020-01-20 | 2019-06-30 | 2018-12-31 | 2018-07-20 | 2018-06-29 | 2018-05-24 | 2017-12-31 | 2017-06-07 | 2016-12-31 | 2016-07-12 |