| 类型/截止日期 | 2020-08-19 | 2017-12-29 | 2017-12-26 | 2017-07-20 | 2017-02-23 | 2017-02-20 | 2016-12-31 | 2016-05-23 | 2016-05-19 | 2015-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|
| 总股本(股) | 30,000,000 | 30,000,000 | 30,000,000 | 30,000,000 | 30,000,000 | 30,000,000 | 30,000,000 | 30,000,000 | 30,000,000 | 30,000,000 |
| 流通股(股) | 16,127,900 | 16,130,400 | 16,100,400 | 16,175,400 | 16,125,400 | 11,554,700 | 11,717,200 | 11,667,200 | 7,727,800 | 7,777,800 |
| 流通A股(股) | 16,127,900 | 16,130,400 | 16,100,400 | 16,175,400 | 16,125,400 | 11,554,700 | 11,717,200 | 11,667,200 | 7,727,800 | 7,777,800 |
| 流通B股(股) | - | - | - | - | - | - | - | - | - | - |
| 流通H股(股) | - | - | - | - | - | - | - | - | - | - |
| 境外流通股(股) | - | - | - | - | - | - | - | - | - | - |
| 限售A股(股) | 13,872,100 | 13,869,600 | 13,899,600 | 13,824,600 | 13,874,600 | 18,445,300 | 18,282,800 | 18,332,800 | 22,272,200 | 22,222,200 |
| 限售B股(股) | - | - | - | - | - | - | - | - | - | - |
| 限售H股(股) | - | - | - | - | - | - | - | - | - | - |
| 三板A股(股) | 30,000,000 | 30,000,000 | 30,000,000 | 30,000,000 | 30,000,000 | 30,000,000 | ||||
| 三板B股(股) | - | - | - | - | - | - | ||||
| 限售股份(股) | 13,872,100 | 13,869,600 | 13,899,600 | 13,824,600 | 13,874,600 | 18,445,300 | 18,282,800 | 18,332,800 | 22,272,200 | 22,222,200 |
| 国家持股(股) | - | - | - | - | - | - | - | - | - | - |
| 国有法人持股(股) | - | - | - | - | - | - | - | - | - | - |
| 其他内资持股合计(股) | 13,636,100 | 13,636,100 | 13,636,100 | 13,636,100 | 13,636,100 | 18,181,800 | 18,181,800 | 18,181,800 | 22,121,200 | 22,121,200 |
| 其中：境内法人持股 | - | - | - | - | - | - | - | - | 3,939,400 | 3,939,400 |
| 其他境内自然人持股 | 13,636,100 | 13,636,100 | 13,636,100 | 13,636,100 | 13,636,100 | 18,181,800 | 18,181,800 | 18,181,800 | 18,181,800 | 18,181,800 |
| 高管持股(股) | 236,000 | 233,500 | 263,500 | 188,500 | 238,500 | 263,500 | 101,000 | 151,000 | 151,000 | 101,000 |
| 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 | 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 | 其他变动原因 | 首发限售股份上市 | 高管股份变动 | 其他变动原因 |
| 公告日期 | 2020-08-14 | 2017-12-26 | 2017-12-26 | 2017-07-17 | 2017-02-20 | 2017-02-20 | 2017-03-28 | 2016-05-19 | 2016-05-19 | 2016-03-28 |
| 变动日期 | 2020-08-19 | 2017-12-29 | 2017-12-26 | 2017-07-20 | 2017-02-23 | 2017-02-20 | 2016-12-31 | 2016-05-23 | 2016-05-19 | 2015-12-31 |