| 类型/截止日期 | 2020-06-30 | 2019-04-23 | 2018-12-31 | 2018-05-29 | 2017-06-30 | 2017-03-27 | 2017-02-16 | 2016-11-28 | 2016-03-07 | 2015-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|
| 总股本(股) | 56,500,000 | 56,500,000 | 56,500,000 | 56,500,000 | 56,500,000 | 56,500,000 | 53,500,000 | 53,500,000 | 53,500,000 | 53,500,000 |
| 流通股(股) | 15,228,750 | 15,282,750 | 13,530,000 | 14,530,000 | 14,280,000 | 17,780,000 | 17,780,000 | 17,750,000 | - | - |
| 流通A股(股) | 15,228,750 | 15,282,750 | 13,530,000 | 14,530,000 | 14,280,000 | 17,780,000 | 17,780,000 | 17,750,000 | - | - |
| 流通B股(股) | - | - | - | - | - | - | - | - | - | - |
| 流通H股(股) | - | - | - | - | - | - | - | - | - | - |
| 境外流通股(股) | - | - | - | - | - | - | - | - | - | - |
| 限售A股(股) | 41,271,250 | 41,217,250 | 42,970,000 | 41,970,000 | 42,220,000 | 38,720,000 | 35,720,000 | 35,750,000 | 53,500,000 | 53,500,000 |
| 限售B股(股) | - | - | - | - | - | - | - | - | - | - |
| 限售H股(股) | - | - | - | - | - | - | - | - | - | - |
| 三板A股(股) | 56,500,000 | 53,500,000 | 53,500,000 | - | - | |||||
| 三板B股(股) | - | - | - | - | - | |||||
| 限售股份(股) | 41,271,250 | 41,217,250 | 42,970,000 | 41,970,000 | 42,220,000 | 38,720,000 | 35,720,000 | 35,750,000 | 53,500,000 | 53,500,000 |
| 国家持股(股) | - | - | - | - | - | - | - | - | - | - |
| 国有法人持股(股) | - | - | - | - | - | - | - | - | - | - |
| 其他内资持股合计(股) | 25,666,667 | 25,666,667 | 27,000,000 | 27,000,000 | 27,000,000 | 27,000,000 | 24,000,000 | 24,000,000 | 53,500,000 | 53,500,000 |
| 其中：境内法人持股 | 2,000,000 | 2,000,000 | 2,000,000 | 2,000,000 | 2,000,000 | 2,000,000 | 2,000,000 | 2,000,000 | 3,000,000 | 3,000,000 |
| 其他境内自然人持股 | 23,666,667 | 23,666,667 | 25,000,000 | 25,000,000 | 25,000,000 | 25,000,000 | 22,000,000 | 22,000,000 | 50,500,000 | 50,500,000 |
| 高管持股(股) | 15,604,583 | 15,550,583 | 15,970,000 | 14,970,000 | 15,220,000 | 11,720,000 | 11,720,000 | 11,750,000 | - | - |
| 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,首发限售股份上市 | 高管股份变动 | 高管股份变动 | 其他变动原因 | 增发A股上市 | 高管股份变动 | 首发限售股份上市 | 新三板上市 | 其他变动原因 |
| 公告日期 | 2020-08-25 | 2019-04-17 | 2019-04-09 | 2018-05-24 | 2017-08-18 | 2017-03-22 | 2017-02-13 | 2016-11-23 | 2016-02-19 | 2016-04-12 |
| 变动日期 | 2020-06-30 | 2019-04-23 | 2018-12-31 | 2018-05-29 | 2017-06-30 | 2017-03-27 | 2017-02-16 | 2016-11-28 | 2016-03-07 | 2015-12-31 |