| 类型/截止日期 | 2017-12-31 | 2016-12-31 | 2016-06-30 | 2015-12-31 | 2015-07-23 | 2015-07-01 | 2014-12-31 | 2014-07-25 | 2014-03-28 | 2013-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|
| 总股本(股) | 55,401,600 | 55,401,600 | 55,401,600 | 55,401,600 | 55,401,600 | 46,400,000 | 46,400,000 | 46,400,000 | 46,150,000 | 44,150,000 |
| 流通股(股) | 16,855,250 | 23,275,985 | 28,495,725 | 23,275,985 | 18,275,985 | 14,494,125 | 4,725,000 | 4,725,000 | 4,475,000 | 2,475,000 |
| 流通A股(股) | 16,855,250 | 23,275,985 | 28,495,725 | 23,275,985 | 18,275,985 | 14,494,125 | 4,725,000 | 4,725,000 | 4,475,000 | 2,475,000 |
| 流通B股(股) | - | - | - | - | - | - | - | - | - | - |
| 流通H股(股) | - | - | - | - | - | - | - | - | - | - |
| 境外流通股(股) | - | - | - | - | - | - | - | - | - | - |
| 限售A股(股) | 38,546,350 | 32,125,615 | 26,905,875 | 32,125,615 | 37,125,615 | 31,905,875 | 41,675,000 | 41,675,000 | 41,675,000 | 41,675,000 |
| 限售B股(股) | - | - | - | - | - | - | - | - | - | - |
| 限售H股(股) | - | - | - | - | - | - | - | - | - | - |
| 三板A股(股) | 55,401,600 | 55,401,600 | 55,401,600 | 55,401,600 | 46,400,000 | 46,400,000 | 46,400,000 | 46,150,000 | 44,150,000 | |
| 三板B股(股) | - | - | - | - | - | - | - | - | - | |
| 限售股份(股) | 38,546,350 | 32,125,615 | 26,905,875 | 32,125,615 | 37,125,615 | 31,905,875 | 41,675,000 | 41,675,000 | 41,675,000 | 41,675,000 |
| 国家持股(股) | - | - | - | - | - | - | - | - | - | - |
| 国有法人持股(股) | - | - | - | - | - | - | - | - | - | - |
| 其他内资持股合计(股) | 26,905,875 | 26,905,875 | 26,905,875 | 27,680,502 | 27,680,502 | 23,183,000 | 35,850,000 | 35,850,000 | 35,850,000 | 35,850,000 |
| 其中：境内法人持股 | - | - | - | - | - | - | - | - | - | - |
| 其他境内自然人持股 | 26,905,875 | 26,905,875 | 26,905,875 | 27,680,502 | 27,680,502 | 23,183,000 | 35,850,000 | 35,850,000 | 35,850,000 | 35,850,000 |
| 高管持股(股) | 11,640,475 | 5,219,740 | - | 4,445,113 | 9,445,113 | 8,722,875 | 5,825,000 | 5,825,000 | 5,825,000 | 5,825,000 |
| 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 | 其他变动原因 | 其他变动原因 | 其他变动原因 | 其他变动原因 | 转增股上市 | 首发限售股份上市 | 高管股份变动 | 增发A股上市 | 增发A股上市 | 股份性质变更 |
| 公告日期 | 2018-04-26 | 2017-04-27 | 2016-08-26 | 2016-04-26 | 2015-07-16 | 2015-06-26 | 2015-04-21 | 2014-07-22 | 2014-03-27 | 2014-04-10 |
| 变动日期 | 2017-12-31 | 2016-12-31 | 2016-06-30 | 2015-12-31 | 2015-07-23 | 2015-07-01 | 2014-12-31 | 2014-07-25 | 2014-03-28 | 2013-12-31 |