| 类型/截止日期 | 2019-12-31 | 2019-05-24 | 2018-12-31 | 2018-04-02 | 2018-02-12 | 2017-12-31 | 2016-12-28 | 2016-08-15 | 2016-08-10 | 2015-12-10 |
|---|---|---|---|---|---|---|---|---|---|---|
| 总股本(股) | 12,099,500 | 12,099,500 | 12,099,500 | 12,099,500 | 11,767,000 | 11,767,000 | 11,767,000 | 11,435,000 | 11,435,000 | 11,435,000 |
| 流通股(股) | 5,506,750 | 5,534,000 | 5,644,000 | 5,649,500 | 5,317,000 | 3,283,250 | 3,286,750 | 2,978,750 | 349,250 | 350,750 |
| 流通A股(股) | 5,506,750 | 5,534,000 | 5,644,000 | 5,649,500 | 5,317,000 | 3,283,250 | 3,286,750 | 2,978,750 | 349,250 | 350,750 |
| 流通B股(股) | - | - | - | - | - | - | - | - | - | - |
| 流通H股(股) | - | - | - | - | - | - | - | - | - | - |
| 境外流通股(股) | - | - | - | - | - | - | - | - | - | - |
| 限售A股(股) | 6,592,750 | 6,565,500 | 6,455,500 | 6,450,000 | 6,450,000 | 8,483,750 | 8,480,250 | 8,456,250 | 11,085,750 | 11,084,250 |
| 限售B股(股) | - | - | - | - | - | - | - | - | - | - |
| 限售H股(股) | - | - | - | - | - | - | - | - | - | - |
| 三板A股(股) | 11,767,000 | 11,435,000 | 11,435,000 | 11,435,000 | ||||||
| 三板B股(股) | - | - | - | - | ||||||
| 限售股份(股) | 6,592,750 | 6,565,500 | 6,455,500 | 6,450,000 | 6,450,000 | 8,483,750 | 8,480,250 | 8,456,250 | 11,085,750 | 11,084,250 |
| 国家持股(股) | - | - | - | - | - | - | - | - | - | - |
| 国有法人持股(股) | - | - | - | - | - | - | - | - | - | - |
| 其他内资持股合计(股) | 5,454,000 | 5,454,000 | 6,455,500 | 5,454,000 | 5,454,000 | 8,160,000 | 8,160,000 | 8,160,000 | 11,070,000 | 11,070,000 |
| 其中：境内法人持股 | - | - | - | - | - | - | - | - | - | - |
| 其他境内自然人持股 | 5,454,000 | 5,454,000 | 6,455,500 | 5,454,000 | 5,454,000 | 8,160,000 | 8,160,000 | 8,160,000 | 11,070,000 | 11,070,000 |
| 高管持股(股) | 1,138,750 | 1,111,500 | - | 996,000 | 996,000 | 323,750 | 320,250 | 296,250 | 15,750 | 14,250 |
| 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 | 高管股份变动 | 股份性质变更 | 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 | 增发A股上市 | 首发限售股份上市 | 高管股份变动 | 新三板上市 |
| 公告日期 | 2020-04-30 | 2019-05-21 | 2019-06-28 | 2018-03-28 | 2018-02-07 | 2018-04-18 | 2016-12-23 | 2016-08-10 | 2016-08-10 | 2015-11-23 |
| 变动日期 | 2019-12-31 | 2019-05-24 | 2018-12-31 | 2018-04-02 | 2018-02-12 | 2017-12-31 | 2016-12-28 | 2016-08-15 | 2016-08-10 | 2015-12-10 |