| 类型/截止日期 | 2018-12-31 | 2017-05-22 | 2016-12-31 | 2016-05-16 | 2015-12-31 | 2015-11-16 | 2015-06-01 | 2015-03-30 | 2014-12-31 |
|---|---|---|---|---|---|---|---|---|---|
| 总股本(股) | 46,200,000 | 46,200,000 | 42,000,000 | 42,000,000 | 35,000,000 | 35,000,000 | 30,000,000 | 10,000,000 | 10,000,000 |
| 流通股(股) | 16,335,435 | 16,374,435 | 14,885,850 | 14,999,100 | 12,499,250 | 12,500,000 | 7,500,000 | 2,500,000 | 2,500,000 |
| 流通A股(股) | 16,335,435 | 16,374,435 | 14,885,850 | 14,999,100 | 12,499,250 | 12,500,000 | 7,500,000 | 2,500,000 | 2,500,000 |
| 流通B股(股) | - | - | - | - | - | - | - | - | - |
| 流通H股(股) | - | - | - | - | - | - | - | - | - |
| 境外流通股(股) | - | - | - | - | - | - | - | - | - |
| 限售A股(股) | 29,864,565 | 29,825,565 | 27,114,150 | 27,000,900 | 22,500,750 | 22,500,000 | 22,500,000 | 7,500,000 | 7,500,000 |
| 限售B股(股) | - | - | - | - | - | - | - | - | - |
| 限售H股(股) | - | - | - | - | - | - | - | - | - |
| 三板A股(股) | 46,200,000 | 42,000,000 | 42,000,000 | 35,000,000 | 35,000,000 | 30,000,000 | 10,000,000 | 10,000,000 | |
| 三板B股(股) | - | - | - | - | - | - | - | - | |
| 限售股份(股) | 29,864,565 | 29,825,565 | 27,114,150 | 27,000,900 | 22,500,750 | 22,500,000 | 22,500,000 | 7,500,000 | 7,500,000 |
| 国家持股(股) | - | - | - | - | - | - | - | - | - |
| 国有法人持股(股) | - | - | - | - | - | - | - | - | - |
| 其他内资持股合计(股) | 29,700,990 | 29,700,990 | 27,000,900 | 27,000,900 | 22,500,750 | 22,500,000 | 22,500,000 | 7,500,000 | 7,500,000 |
| 其中：境内法人持股 | - | - | - | - | - | - | - | - | - |
| 其他境内自然人持股 | 29,700,990 | 29,700,990 | 27,000,900 | 27,000,900 | 22,500,750 | 22,500,000 | 22,500,000 | 7,500,000 | 7,500,000 |
| 高管持股(股) | 163,575 | 124,575 | 113,250 | - | - | - | - | - | - |
| 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 | 转增股上市 | 高管股份变动 | 转增股上市 | 高管股份变动 | 增发A股上市 | 转增股上市,送股上市 | 新三板上市 | 其他变动原因 |
| 公告日期 | 2019-04-11 | 2017-05-12 | 2017-04-12 | 2016-05-09 | 2016-04-08 | 2015-11-10 | 2015-05-25 | 2015-03-20 | 2015-04-22 |
| 变动日期 | 2018-12-31 | 2017-05-22 | 2016-12-31 | 2016-05-16 | 2015-12-31 | 2015-11-16 | 2015-06-01 | 2015-03-30 | 2014-12-31 |