| 类型/截止日期 | 2019-12-31 | 2018-06-15 | 2017-06-22 | 2017-06-19 | 2017-06-14 | 2017-06-09 | 2016-12-31 | 2016-03-07 | 2015-12-31 |
|---|---|---|---|---|---|---|---|---|---|
| 总股本(股) | 60,000,000 | 60,000,000 | 60,000,000 | 60,000,000 | 60,000,000 | 60,000,000 | 60,000,000 | 60,000,000 | 60,000,000 |
| 流通股(股) | 37,815,720 | 38,337,450 | 26,423,790 | 26,371,635 | 26,354,250 | 14,440,590 | 14,779,710 | 14,927,520 | 14,927,520 |
| 流通A股(股) | 37,815,720 | 38,337,450 | 26,423,790 | 26,371,635 | 26,354,250 | 14,440,590 | 14,779,710 | 14,927,520 | 14,927,520 |
| 流通B股(股) | - | - | - | - | - | - | - | - | - |
| 流通H股(股) | - | - | - | - | - | - | - | - | - |
| 境外流通股(股) | - | - | - | - | - | - | - | - | - |
| 限售A股(股) | 22,184,280 | 21,662,550 | 33,576,210 | 33,628,365 | 33,645,750 | 45,559,410 | 45,220,290 | 45,072,480 | 45,072,480 |
| 限售B股(股) | - | - | - | - | - | - | - | - | - |
| 限售H股(股) | - | - | - | - | - | - | - | - | - |
| 三板A股(股) | 60,000,000 | 60,000,000 | 60,000,000 | ||||||
| 三板B股(股) | - | - | - | ||||||
| 限售股份(股) | 22,184,280 | 21,662,550 | 33,576,210 | 33,628,365 | 33,645,750 | 45,559,410 | 45,220,290 | 45,072,480 | 45,072,480 |
| 国家持股(股) | - | - | - | - | - | - | - | - | - |
| 国有法人持股(股) | - | - | - | - | - | - | - | - | - |
| 其他内资持股合计(股) | 20,253,900 | 20,253,900 | 32,167,560 | 32,167,560 | 32,167,560 | 44,081,220 | 44,081,220 | 44,081,220 | 44,081,220 |
| 其中：境内法人持股 | - | - | 11,913,660 | 11,913,660 | 11,913,660 | 23,827,320 | 23,827,320 | 23,827,320 | 23,827,320 |
| 其他境内自然人持股 | 20,253,900 | 20,253,900 | 20,253,900 | 20,253,900 | 20,253,900 | 20,253,900 | 20,253,900 | 20,253,900 | 20,253,900 |
| 高管持股(股) | 1,930,380 | 1,408,650 | 1,408,650 | 1,460,805 | 1,478,190 | 1,478,190 | 1,139,070 | 991,260 | 991,260 |
| 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 | 首发限售股份上市 | 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 | 新三板上市 | 其他变动原因 |
| 公告日期 | 2020-04-30 | 2018-06-12 | 2017-06-19 | 2017-06-19 | 2017-06-09 | 2017-06-09 | 2017-04-26 | 2016-02-22 | 2016-04-11 |
| 变动日期 | 2019-12-31 | 2018-06-15 | 2017-06-22 | 2017-06-19 | 2017-06-14 | 2017-06-09 | 2016-12-31 | 2016-03-07 | 2015-12-31 |